Wait Any Longer Balthazar

Two brothers, Sam and Dean Winchester, witness their mother's paranormal death as children and grow up trained to fight by a distraught father who wants nothing more than to hunt down the thing that killed his wife. Sam escapes to college to start a new, normal life, but gets pulled back in after Dean shows up on his doorstep to tell him their father is missing. Following clues from their father's eerie phone message, the boys travel to a small town and encounter a violent and vengeful spirit called the "Woman in White."

Sam and Dean follow the coordinates left in their father's journal and land in the middle of the Colorado woods where they investigate the disappearance of several campers. The two brothers soon learn that they are dealing with a Wendigo, a creature made famous in Native American legends. A Wendigo is a former human whose cannibalism has transformed him into a creature with superhuman strength and speed.

In a small town in Wisconsin, Sam and Dean investigate a series of mysterious drownings officially explained as suicides. They discover that the spirit of an angry little boy with the power to travel through water is taking revenge on certain town inhabitants for a dark secret buried long ago. Dean forms a bond with another young boy who seems to have the power of premonition.

On TransNational flight , a man possessed by the spirit of the Phantom Traveler causes the plane to crash, leaving only five survivors. Sam and Dean must exorcise the angry spirit before it attacks the survivors. The brothers realize the only way to vanquish the Phantom Traveler is to battle it on another flight.

In suburban Nebraska, several partying high school teens jokingly dare their friend Charlie (MARNETTE PATTERSON) to look into a mirror and repeat "Bloody Mary, Bloody Mary, Bloody Mary," not knowing that this will unleash a series of mysterious murders. Sam and Dean realize that Bloody Mary has the power to travel through all reflective surfaces when she is hunting a victim. Worried that teens are accidentally summoning Bloody Mary, Sam and Dean race to destroy the violent spirit before she can kill again.

Sam and Dean help Sam's old college buddy after he is accused of a murder he swears he didn't commit. The brothers discover a shape-shifter is adopting the likenesses of others and murdering people. The brothers' race to stop the killing spree takes a terrifying turn when the shape-shifter morphs into the likeness of Dean.

In a small college town in Iowa, Sam and Dean encounter the infamous "Hook Man," a vengeful spirit who kills his victims with a shiny hook that serves as his hand. Sam and Dean learn that all the victims are connected to the daughter of a local minister. They race to find and destroy the Hook Man's bones before he comes after them.

After a construction worker is killed by insects burrowing into his brain, Sam and Dean investigate a town's history and find that the new housing development is being built on sacred American Indian land. The Native Americans put a curse on the land after their reservation was ravaged and destroyed. Sam and Dean must find a way to survive and kill the deadly swarm of bees, locusts, spiders and beetles.

Sam is haunted by a vision of a woman trapped in the brothers' childhood house and convinces a reluctant Dean that they need to go home. Upon arrival, they meet the woman in Sam's premonition, and she reveals that the house is haunted. The brothers discover that their father visited a psychic, Missouri Mosley (LORETTA DEVINE - "Waiting to Exhale," "Crash"), after their mother's death, and they seek insight from the same woman. Together, the three discover that a malevolent poltergeist has inhabited the house and set out to exorcise it but are blindsided when another unseen spirit steps in.

Sam and Dean investigate an abandoned sanitarium and discover that the patients had held a revolt against the cruel and unusual punishments inflicted by the head doctor. While the brothers search the premises for four lost college students, the tortured spirits cause Dean and Sam to go insane, turning the brothers against each other.

Sam and Dean finally make contact with their father, but he tells them to stop looking for him and sends them on another ghost-hunting job. Frustrated with their father's evasiveness, Sam sets out alone to find him while Dean obeys his father and stays. Dean investigates a small town in Indiana where couples have gone missing the same day each year and discovers the farmers are sacrificing them to a pagan god who takes the form of a scarecrow. While en route to California, Sam meets Meg (recurring guest star NICKI AYCOX), a young backpacker, who unbeknownst to Sam is working for a demon.

While battling a demon, Dean is electrocuted, resulting in permanent damage to his heart and leaving him with only a couple of months to live. A despondent Sam searches desperately for a way to save his brother and believes he may have found an answer through a preacher who claims to heal the incurable. However, Dean and Sam discover that the preacher is getting help from the Grim Reaper, who is trading one life for another he feels is less worthy.

Dean is contacted by his first love, Cassie (recurring guest star MEGALYN ECHIKUNWOKE), an African-American girl who asks him to come to Mississippi to investigate a string of racially motivated murders. Each murder is linked to a mysterious truck that seems to have no driver and leave no tracks. Sam is stunned to see this new side of his brother as Dean struggles to come to grips with the residual feelings he has for Cassie.

Sam has a premonition in which a man is killed, but the murder is made to look like a suicide. Sam convinces Dean that they must investigate the case, but the two are puzzled when they fail to find anything that indicates that the death was supernatural in nature--that is, until they find out that Max (BRENDAN FLETCHER), the reclusive son of the first victim, has been using his recently acquired power of telekinesis to kill the family members that once abused him. Sam also discovers that Max's mother was killed by the same fiery demon that took Sam and Dean's mom.

Sam and Dean head to Minnesota where a young boy witnesses a man vanishing into thin air. While searching for clues, Sam is abducted by what he assumes is a supernatural being, and Dean is left to search frantically for his brother. However, both are stunned when they realize the kidnappers are human and are using the captives as human prey for a twisted hunting expedition.

While investigating a mysterious death in Chicago, Sam and Dean run into Meg (recurring guest star NICKI AYCOX), who is thrilled to see Sam again. But the brothers soon discover that Meg is responsible for several murders and attempt to catch her. Unfortunately, Meg remains one step ahead of them and unleashes shadow spirits to ambush the brothers. Sam and Dean ultimately realize the trap isn't for them but for their father, John (recurring guest star JEFFREY DEAN MORGAN).

Sam and Dean investigate a house haunted by the ghost of a man who killed his six daughters during the s. The brothers discover a web site dedicated to the legend and realize the town is unknowingly conjuring up the evil spirit through the site.

Sam and Dean investigate a small town in Wisconsin where children are falling into comas for no apparent reason. The brothers discover that a witch is creeping into the bedrooms of the children and stealing their "life force." While battling the witch, Dean recalls a past mistake that almost cost Sam his life at the hands of the very same witch, an event that has fueled Dean's protectiveness over Sam and his blind obedience to his father.

A young husband and wife are killed in their home shortly after buying an antique painting of a family portrait from around Upon reviewing the painting's history of ownership, Sam and Dean learn that everyone who has ever bought it has been murdered, and they race to discover how the portrait is causing the deaths before it can claim its next victim.

After a vampire hunter who was John's (recurring guest star JEFFREY DEAN MORGAN) mentor is murdered, Sam and Dean are surprised when John himself shows up to solve the case. When John discovers that vampires have stolen an antique gun that has the power to kill all supernatural beings, the Winchester family sets out to retrieve the weapon so they can destroy the demon that took Sam and Dean's mother.

After Sam has a vision of a family being attacked in the same manner as his mom was, the brothers and their father, John (recurring guest star JEFFREY DEAN MORGAN), head to Salvation, Iowa, to save the family Sam dreamed of and finally kill the demon using the antique gun they recently acquired. However, Meg (recurring guest star NICKI AYCOX) warns that she will start killing the Winchesters' friends unless they return the gun. John meets Meg to deliver a fake gun while the boys are left to deal with the demon.

On a mission to save their father, John (recurring guest star JEFFREY DEAN MORGAN), from Meg (recurring guest star NICKI AYCOX), Sam and Dean seek help from an old family friend, Bobby (JIM BEAVER). When Meg shows up on Bobby's doorstep, the brothers lure her into a trap and exorcise the demon from her body after learning where John is being held prisoner. During the rescue attempt, a major battle ensues between the Winchesters and the demon they have been searching for all their lives.

In the season premiere, Sam, Dean and John have been left for dead after the Demon plowed a truck into the Impala. Now, as one of the Winchesters hovers between life and death, the surviving family members must face an old and powerful adversary.

After listening to a message on John's, cell phone from a woman named, Sam and Dean decide to track her down. They are shocked to discover that Ellen runs a roadhouse that also serves as a gathering place for hunters like themselves. Meanwhile, at a small town carnival, a clown is persuading children to let him into their home so he can murder their parents.

When Sam and Dean encounter Gordon, a fellow demon hunter who has been systematically killing vampires in a small town, Dean immediately bonds with the older man. However, after Sam meets with the lead vampire, Lenore, and discovers they are actually peaceful creatures who survive on cattle blood, he realizes that not all supernatural beings are evil and tries to convince Dean.

Dean and Sam investigate the murder of a college student who has come back from the dead seeking revenge on those who mistreated her while she was alive. When confronted, the ghost savagely attacks Sam, leaving him injured. While in town, the brothers visit their mother's grave to pass along something from their father.

Sam and Dean meet Andy, a slacker who has psychic powers of persuasion that he uses to gain favors from people. When Andy's friends start dying, the brothers think Andy may actually be using his powers to kill. Also, after learning that Andy's family was visited by the Demon 22 years ago, Sam wonders if Andy is part of the group of children the Demon told him about--and if that means Sam himself will eventually turn evil.

Sam and Dean investigate the brutal slayings of blond women from the same apartment building and discover that the demon responsible is the ghost of the country's first serial murderer, H. H. Holmes. Meanwhile, roadhouse owner Ellen orders her daughter, Jo, not to follow the Winchesters on their hunt, but Jo defies her and ends up getting captured by the ghost and buried alive.

Sam and Dean investigate the murders of a lawyer and his wife who, right before they died, claimed to have seen a ghost. Before the brothers are able to find the ghost, however, local detectives Ballard and Sheridan uncover the Winchesters' records and arrest them for a double homicide. When the ghost begins to visit Ballard, she wonders if Sam and Dean really are telling the truth--and if she might be the next to die.

When two highly successful professionals die after claiming to be haunted by hellhounds, Sam and Dean investigate a local bar and discover that it sits upon a site where a deal-making demon has been making people's dreams come true in exchange for their souls. Dean summons the demon to exorcise it but is horrified after it reveals the painful truth about his father's death and tempts Dean by offering him the one thing he wants more than anything--his father.

When Sam has a vision of Dean killing a young man who seems to be possessed by a demon, the two brothers head to Oregon to search for answers. They come across a town contaminated by a deadly virus that drives people to kill. Sam becomes infected and prepares for his deadly fate, but after nothing happens to Sam, Dean decides to reveal what the boys' dying father whispered to him.

After Dean (Jensen Ackles) tells Sam (Jared Padalecki) what their father told him before he died, a distraught Sam sneaks off to Indiana without Dean. While there, Sam runs into Eva (guest star Katherine Isabelle), a psychic who confesses to Sam she sought him out to warn him of his impending death. Dean discovers Gordon (guest star Sterling K. Brown) is after Sam and races to find his brother in time to save him.

Sam and Dean investigate two strange deaths at a small Connecticut inn run by a single mom whose young daughter plays with an imaginary friend. The brothers find evidence of voodoo around the inn, and they soon realize that the little girl's imaginary friend may in fact be a demon who is killing the townspeople.

Sam and Dean investigate a string of robberies with a disturbing pattern: In each incident, a trusted employee holds up a bank and then commits suicide. When autopsy reports show the employees' actual time of death as several days before the robberies, Sam and Dean realize that a shape-shifter they have encountered before has returned.

Sam and Dean investigate the murders of several people by individuals who claim they were visited by an angel and were carrying out God's will. After the brothers learn that the victims actually were secretly guilty of crimes, Sam begins to believe the angel really does exist. But Dean maintains his stance that a demon is behind the slayings--until he sees something even he can't explain.

After receiving a frantic call from Sam, who has been missing for over a week, Dean races to his brother's side. He finds Sam covered in blood but unable to remember anything that happened. Upon further investigation, the brothers are horrified to discover a tape that shows Sam killing another hunter in cold blood, causing Sam to believe that his evil side is finally taking over.

Sam and Dean call upon their family friend and fellow hunter Bobby (JIM BEAVER) for help after they are stumped by violent and inexplicable happenings on a local college campus. Bobby arrives with a suspicion as to the culprit behind the killing spree--and the brothers' escalating feud.

While driving down a deserted road, Sam and Dean are startled when a bloody woman, Molly (TRICIA HELFER - "Battlestar Galactica"), bolts in front of the Impala, screaming for help from the crazy farmer who is chasing her. After investigating, Sam and Dean discover that the man is actually an angry spirit that kills one person at the same time every year and has decided Molly will be his next victim.

While investigating the death of a lawyer who appeared to have been killed by a wild animal, Sam and Dean realize they are actually tracking a werewolf. When it seems as if the lawyer's secretary, Madison (EMMANUELLE VAUGIER), will be the werewolf's next victim, Sam--who is immediately attracted to Madison--offers to stay overnight to protect her. Dean heads out to hunt the animal and is stunned by what he finds.

Sam and Dean travel to Hollywood to investigate the death of an actor on a horror film set, after rumors spread that he was killed by a ghost. They discover the death was a publicity hoax, but when the executive producer and a studio executive really are killed, Sam and Dean realize that they are dealing with a haunted set. GARY COLE ("Talladega Nights: The Ballad of Ricky Bobby") guest stars as Brad Redding, one of the stars of the horror film.

After hearing about a ghost that has been killing off inmates one by one, Sam and Dean decide the best way to investigate is from the inside--so they allow themselves to be thrown into a state penitentiary.

While hunting a djinn, or genie, Dean is attacked and transported to an alternate world. There, his mother, Mary (recurring guest star SAMANTHA SMITH), is alive; Sam is in law school and engaged to Jessica (recurring guest star ADRIANNE PALICKI); and Dean lives a very normal life with his girlfriend, Carmen (MICHELLE BORTH). However, after he starts seeing a strange girl, Joy Nicholson (MELANIE NEIGE SCROFANO), and learns that all the people he has saved in the past have died, Dean must decide whether he wants to stay in this safe, new life where everyone he loves is alive--or if he wants to return to the hunt.

Sam is abducted by the yellow-eyed demon and finds himself in a ghost town with children who have special abilities. They learn that the demon has brought them together to initiate his endgame: an all-out war against the human race. In an effort to encourage Sam to fight, the demon shows him what really happened to one of his parents. Dean enlists the help off fellow hunter Bobby (recurring guest star JIM BEAVER) to find Sam before the battle begins.

While dealing with the aftermath of the fight between Sam and Jake (recurring guest star ALDIS HODGE), one of the powerful people from the ghost town, Dean pays a steep price for his involvement. The demon and his spirits threaten to overtake the hunters--until they receive help from an unexpected ally. Recurring guest star JEFFREY DEAN MORGAN appears as John Winchester.

In the third season premiere, bracing themselves for the possibility of an apocalyptic war, Sam and Dean realize they have an enormous task: hunting down the hundreds of demons that escaped from the Devil's Gate. Dean decides to live life to the fullest and exhibits a carefree attitude that troubles Sam, who is trying to find a loophole in the deal. Meanwhile, fellow demon hunter Bobby (recurring guest star JIM BEAVER) tells the brothers about a sighting in Nebraska that turns out to be seven demons that are manifestations of the seven deadly sins.

Dean pressures Sam into traveling to Cicero, Indiana, so Dean can visit an old flame named Lisa (CINDY SAMPSON), with whom he had a tryst nine years ago. Dean is stunned to meet not only Lisa but also her 8-year- old son, Ben (NICHOLAS ELIAS), who bears a striking resemblance to Dean. When Ben goes missing, Sam and Dean discover that a changeling -- a demonic parasite -- is snatching kids from the small town and taking on their form. Meanwhile, a woman named Ruby (recurring guest star KATIE CASSIDY) contacts Sam and reveals some startling information about his mother.

Sam and Dean answer a call on their father's old cell phone, alerting them that someone has broken into their dad's secret storage room in New York. They discover that a cursed rabbit's foot has been stolen and call Bobby (recurring guest star JIM BEAVER) for help. He advises them to beware of the foot, because anyone who touches it will receive an extreme amount of good luck -- but once it is lost, that person will die. Unfortunately, Sam has already handled the foot, which causes an overjoyed Dean to buy lottery tickets. But a thief, Bela (recurring guest star LAUREN COHAN), steals the foot from Sam, causing his luck to plummet and putting his life in danger.

Sam and Dean investigate a rash of violent deaths in Elizabethville, Ohio, a once-sleepy town that has become a haven for gamblers and drinkers. Dean discovers that demons have infiltrated Elizabethville and are using powers of persuasion to make the townspeople succumb to their basest instincts. Meanwhile, Ruby (recurring guest star KATIE CASSIDY) helps Bobby (recurring guest star JIM BEAVER) rebuild the Colt from scratch, and stuns him with some news.

Sam and Dean investigate a small town that has been plagued by a number of strange murders resembling fairytales like Little Red Riding Hood, Snow White and Hansel and Gretel. Meanwhile, Sam summons the Crossroad Demon (SANDRA McCOY) and threatens to kill her with the newly rebuilt Colt unless she releases Dean from his deal.

Sam and Dean investigate the mysterious demise of drowning victims who were nowhere near water at the time of their death. The brothers learn that each of the victims saw a ghost ship shortly before they died. Upon investigation, Sam and Dean cross paths with Bela (recurring guest star LAUREN COHAN), who is being paid handsomely by one of the murder victim's family members to solve the case. The guys warn her to stay out of their way, but she has other plans.

Sam and Dean capture a female vampire named Lucy (MERCEDES McNAB - "Buffy the Vampire Slayer") who claims to have no knowledge of how she became a vampire. The guys discover that Dixon (MATTHEW HUMPHREYS), a male vampire, is feeding human blood to unsuspecting females in bars, telling them it is the "latest drug" and turning them all into vampires. Meanwhile, fellow demon hunter Gordon Walker (recurring guest star STERLING K. BROWN - "Army Wives") escapes from jail and goes after Sam -- and after being intercepted and turned into a vampire by Dixon, Gordon's a much more formidable adversary."

It's Christmas time and, as Sam and Dean investigate a series of murders where the victims have been pulled up through the chimney, Sam realizes they are dealing with a sort of anti-Santa, a demon with roots in pagan lore. Sam flashes back to a certain Christmas when he waited for his father to come home and give him a special gift. Meanwhile, Dean knows this is his last Christmas and wants to celebrate the old-fashioned way; Sam refuses, not wanting to accept that Dean won't be around next year.

Sam and Dean travel to Sturbridge, Massachusetts, and discover a coven of witches that has killed two people. Ruby (recurring guest star KATIE CASSIDY) warns the brothers to stay away; the demon that controls the witches is very powerful, and Ruby fears the demon will try to kill them. Ignoring her plea, Sam and Dean go in after the coven and confront the head witch, who reveals Ruby's past.

When Bobby (recurring guest star JIM BEAVER) falls into a coma and can't be awakened, Sam and Dean race to his side. While unconscious, Bobby battles his personal demons, and it is revealed why he became a hunter. Sam and Dean discover someone poisoned Bobby with a potion that will kill him if he doesn't wake soon. The brothers decide to take the potion themselves to enter Bobby's dream and try to save him, and come face to face with their own personal nightmares.

While Sam and Dean are investigating the disappearance of a man from a tourist location, Dean is shot and killed. Sam is devastated; but, when he wakes up the next morning, he is stunned to find Dean alive and well. As the day unfolds, Sam realizes he is reliving the previous day and tries to prevent Dean's death, but to no avail. Dean dies again and Sam must learn to live life without his brother by his side.

Sam and Dean break into Bela's (recurring guest star LAUREN COHAN) apartment in order to get the Colt back, but she has tipped off Agent Henricksen (recurring guest star C. MALIK WHITFIELD) to their whereabouts, and the brothers are arrested. Sam and Dean are locked in a cell in Colorado when a demon breaks in. It kills some of the sheriff's men and possesses Henricksen. After Sam and Dean vanquish the demon, Henricksen realizes the boys were telling the truth and prepares to release them. Ruby (recurring guest star KATIE CASSIDY) shows up to warn Sam and Dean that a band of demons is surrounding the jailhouse; with the demons is a powerful new leader who wants Sam dead.

Sam and Dean stumble into starring roles on a gritty reality show called "Ghostfacers," which chronicles the pursuit of the paranormal. Ed Zeddmore (guest star A. J. BUCKLEY - "CSI: NY," "The Box," "Entourage") and Harry Spengler (guest star TRAVIS WESTER - "Dirt," "CSI: Crime Scene Investigation"), with whom Sam and Dean once had a run-in, have created this radically different show -- full of profanity -- that takes them to the Morton Mansion, an abandoned estate. Once every four years, the mansion becomes one of the most haunted places in America. As the team attempts to document this paranormal occurrence, they begin to get picked off in grisly manner, and soon realize they are in over their heads.

Dean is stunned after he receives a phone call from his dad, John (recurring guest star JEFFREY DEAN MORGAN), who says he has a solution to get Dean out of his deal. Sam and Dean fight because Sam is skeptical that it is really John on the other end of the phone and warns Dean not to listen to him. Dean disagrees and sets off on his own path to follow his father's orders.

As time runs out for Dean, Sam convinces him to head to Erie, Pennsylvania, to investigate a possible zombie case. Instead, they discover Doc Benton (guest star BILLY DRAGO - "Charmed"), a real-life doctor who, in , abandoned his medical practice to follow his obsession with finding the key to eternal life by drugging people and stealing their vital organs. Meanwhile, Bobby (recurring guest star JIM BEAVER) finds out where Bela (recurring guest star LAUREN COHAN) is hiding, and Dean heads out to confront her, leaving Sam behind to deal with the good doctor. Dean and Bela battle it out for the last time, and Dean leaves Bela in a desperate, possibly fatal, position.

Dean's deal with the crossroads demon is up in 30 hours and Dean, Sam and Bobby (recurring guest star JIM BEAVER) search for Lilith, who holds the contract. They discover her location and Sam summons Ruby (recurring guest star KATIE CASSIDY) for help, despite Dean's protests. Ruby warns them that they aren't yet ready to fight Lilith, but they steal her knife and depart for New Harmony, Indiana. In a battle to the death, Sam, Dean and Bobby take on Lilith and all her demons in a last ditch effort to save Dean's life.

In the fourth season premiere, it's been four months since Dean was dragged away by the hounds of Hell, the result of a deal he made with the Crossroads Demon in exchange for his brother's life. Now, Dean wakes up in a pine box. He's been freed from Hell, but he doesn't know how or why. He has a joyful reunion with Sam and fellow demon hunter Bobby (recurring guest star JIM BEAVER), but it isn't long before the three start to really wonder what exactly pulled Dean from Hell -- and what it will want in return.

Sam and Dean are stunned when the spirits of Meg (recurring guest star NIKKI AYCOX - "Cold Case," "Ed") and Agent Henricksen (recurring guest star C. MALIK WHITFIELD - "The Guardian") appear and accuse the Winchesters of failing them. Although rattled, the brothers must pull together to save Bobby (recurring guest star JIM BEAVER), who is too crippled with guilt to fight off the angry ghosts of the young children he couldn't save.

Dean is transported back in time and is shocked when he lands in Lawrence, Kansas. However, that shock turns to amazement after he runs into a young John Winchester (guest star MATTHEW COHEN - "South of Nowhere," "Medium") and Mary (guest star AMY GUMENICK - "Greek") who have just fallen in love. Dean isn't sure why he was sent back so he begins to enjoy the time with his parents and newfound grandfather (guest star MITCH PILEGGI - "The X-Files," "Stargate: Atlantis"), who may be hiding a secret that is key to Sam and Dean's entire predicament.

Sam and Dean find that a family man (guest star DAMEON CLARK - "24," "Prison Break," "Dragon Ball Z" series), is turning into a flesh-eating monster, and argue about killing him.

Shown entirely in black and white, Dean and Sam investigate several murders at Oktoberfest. The first victim was found with bite marks on her neck, much like a vampire would leave, while the second victim has wounds that look like a werewolf attack. After a mummy rises from his crypt, Dean determines that a shape-shifter demon is terrorizing the town as iconic monsters from the old Hollywood movies.

Dean is infected with an illness that starts as anxiety, but moves to full-blown terror that stops the heart. Sam and Bobby (JIM BEAVER) must find the root before Dean dies.

The brothers deduce a witch is sacrificing people to summon a dangerous demon. ROBERT WISDOM ("The Wire," "Prison Break") guest stars as Uriel, a specialist angel.

Sam and Dean investigate a small town where a wishing well works so well that a teddy bear comes to life, someone wins the lottery and the town geek gets a hot girlfriend. The brothers realize, however, that while everyone is happy now, the end result could be disastrous.

Ruby (GENEVIEVE CORTESE - "Wildfire"), Sam and Dean look for a girl (JULIE McNIVEN - "Mad Men") who hears the angels. Castiel (MISHA COLLINS) and Uriel (ROBERT WISDOM) return.

Anna (JULIE McNIVEN) recalls her past and Sam and Dean understand why Castiel (MISHA COLLINS) and Uriel (ROBERT WISDOM) want her dead. Alastair (MARK ROLSTON) gets closer.

Sam and Dean investigate the appearance of a young female ghost in an abandoned house, but things become more complicated when a family moves in.

BARRY BOSTWICK, JOHN RUBENSTEIN and RICHARD LIBERTINI guest star as three friends who used to be famous magicians but have since been replaced by younger and flashier tricks.

Sam and Dean go undercover at their old high school, causing them to flash back to the time they spent there, when Sam was picked on by the school bully and Dean was Mr. Popular.

Sam and Dean find three small town men have beaten their wives to death. Behind the murders is a siren, who puts the brothers under her spell and pits them against each other.

Pamela (TRACI DINWIDDIE) sends the boys to the spiritual world when they find people cheating death. They must face Alastair (CHRISTOPHER HEYERDAHL), who is kidnapping the Reapers.

Castiel (MISHA COLLINS) and Uriel (ROBERT WISDOM) capture Alastair (CHRISTOPHER HEYERDAHL), and ask Dean to torture him with skills he learned in Hell.

What would happen if the Winchesters weren't hunters? In this alternate life, Dean is a corporate man who enjoys health drinks and listens to news radio and Sam is in tech support

Sam and Dean discover "Supernatural," a series of comic books that accurately detail their lives as demon hunters. Lilith (KATHERINE BOECHER) is coming and she has plans for Sam.

A year-old boy named Adam (guest star JAKE ABEL - "Flash of Genius") calls Sam and Dean looking for John Winchester; the boy claims to be his son. Dean and Sam meet Adam, assuming he's a demon trying to lure them into a trap. However, they find out that John was, indeed, the boy's father and Dean is infuriated when he hears Adam tell of his "normal" upbringing.

Castiel (recurring guest star MISHA COLLINS) appears to Dean in a dream and says he has something important to tell him but they need to meet somewhere private. Dean and Sam go searching for Castiel, but instead find Castiel's human vessel, who has only a spotty recollection of being an angel and wants to return to his family and normal life. Dean and Sam, however, are concerned about his safety.

Dean and Bobby (recurring guest star JIM BEAVER) lock Sam in Bobby's panic room so he can detox from the demon blood. However, as Bobby sees more seals are being broken he tells Dean they should let Sam out to help them fight the impending apocalypse. Dean disagrees and goes to Castiel (recurring guest star MISHA COLLINS) for help. Sam and Dean have a big blowout confrontation.

The apocalypse is coming, and Sam and Dean prepare for the fight in very different ways. Sam joins Ruby (recurring guest star GENEVIEVE CORTESE) on a final run to kill Lilith (recurring guest star KATHERINE BOECHER), while Castiel (recurring guest star MISHA COLLINS) and Zachariah (guest star KURT FULLER) tell Dean it's time to play his part in stopping Lucifer.

Twenty-six years ago, Sam Winchester (series star JARED PADALECKI) and Dean Winchester (series star JENSEN ACKLES) lost their mother to a mysterious and demonic supernatural force. Subsequently, their father raised them to be soldiers. He taught them about the paranormal evil that lives in the dark corners and on the back roads of America and he taught them how to kill it. Now, the Winchester brothers crisscross the lonely and mysterious back roads of the country in their '67 Chevy Impala hunting down every evil supernatural force they encounter along the way.

Picking up where last season's finale left off, Dean and Sam watch as the Devil (guest star MARK PELLEGRINO -- Lost) emerges from Hell. In the fifth season premiere, the Winchester brothers and Bobby (series star JIM BEAVER) must deal with the aftermath of Lucifer rising and the stunning news from Chuck the Prophet (guest star ROB BENEDICT) that Castiel (series star MISHA COLLINS) was blown to bits by the archangels.

Castiel tells Sam and Dean that he is going to search for God -- who will be able to defeat Lucifer. Bobby's old hunter friend, Rufus (guest star STEVEN WILLIAMS), is panicked about demons attacking his town, and begs Bobby for help. Sam and Dean arrive at the town and realize there is a spell over the townspeople, making them hallucinate that they are demons and causing them to kill one another.

Not sure he trusts himself anymore, Sam decides to give up hunting, but a latenight visit from Jessica (guest star ADRIANNE PALICKI) won't let him off the hook that easily. Meanwhile, Dean, intent on stopping the Apocalypse, continues hunting on his own and teams up with Castiel to find the Archangel Raphael -- as Castiel believes Raphael knows God's location.

Sam tells Dean he wants to rejoin with him in the battle of the Apocalypse, but Dean tells Sam that they are better off apart. Later, Dean awakens five years in the future in an abandoned city and is attacked by humans who have been infected with a demonic virus that turns humans into Zombies. Zachariah (guest star KURT FULLER) appears to Dean and explains that this is the world that exists as a result of Dean saying no to helping the angels fight Lucifer. Dean meets up with the “Future Dean,” who tells him that the virus is the Devil’s endgame for destroying mankind.

Sam and Dean decide to start hunting together again and their first case leads them to a small town whose inhabitants are being killed by famous dead icons like Abraham Lincoln and James Dean's car. However, after two teenage girls come forward and claim their friend was kidnapped by PARIS HILTON (in a cameo role as herself), the brothers aren't sure what they are hunting anymore.

Fairy tales do come true! Sam and Dean investigate a series of odd murders that strangely resemble fairytales and urban legends. The brothers track down an year-old boy named Jesse (guest star GATTLIN GRIFFITH) and realize that whatever Jesse believes is coming true. Castiel tells Sam and Dean that Jesse is a serious threat and needs to be eliminated.

Sam and Dean discover a witch (guest star HAL OZSAN) is running a high-stakes poker game where the currency is life years -- not money. Bobby sees the game as a chance to get out of the wheelchair and bets 25 years, but loses. As Bobby begins to age rapidly, Dean steps in to save him but also ends up turning into an old man, leaving Sam holding the bag for their survival.

Sam and Dean get stuck in TV Hell, when The Trickster (guest star RICHARD SPEIGHT JR.) imprisons them in an alternate universe where they are characters in different television series -- including a sexy medical show, a Japanese game show, a forensics show and a sitcom. The brothers realize the only way to get out of this world is to play along and become the characters in the shows. However, Castiel appears and warns them this universe is dangerous and they must get out before they become forever trapped.

Super fan Becky (guest star EMILY PERKINS) uses Chuck's (guest star CHUCK BENEDICT) phone to trick Sam and Dean into attending a "Supernatural" fan convention -- complete with fans dressed up as Sam and Dean. One of the activities is a live-action role-playing game, but things quickly turn scary after a real ghost appears on the scene.

Sam, Dean and Castiel track down the Colt and head off to find Lucifer to send him back to Hell. It's a hunters' reunion when the crew joins forces with Bobby, Ellen (guest star SAMANTHA FERRIS) and Jo (guest star ALONA TAL) for what could be their last night on Earth.

A former hunter named Martin (guest star JON GRIES), who is currently institutionalized, calls Sam and Dean for help investigating a case in the mental hospital. The brothers get themselves admitted as patients to check out the mysterious monster that is attacking the patients, but their incarceration pushes both to the breaking point as they unleash their inner demons against each other.

Sam's bodysnatched! Gary (guest star COLTON JAMES), a teenage nerd, conjures up a body-switching spell and changes bodies with Sam. Thrilled by his new handsome and built body, Gary (now Sam) investigates a case with Dean and takes advantage of his good looks and age by hitting on women and getting drunk. Meanwhile, Sam is stuck in Gary's teenage body, dealing with intrusive parents and high school.

John Winchester is back! The angels send Anna (guest star JULIE MCNIVEN) back in time to kill John (guest star MATTHEW COHEN) and Mary (guest star AMY GUMENICK) Winchester before they can conceive Sam -- knowing that if Sam was never born, then Lucifer won't be able to use him as his vessel. Castiel sends Sam and Dean back to so they can stop Anna -- and the two brothers are reunited with their parents. Mary recognizes Dean as a hunter since he visited her in the past once before but tries to keep the truth from John.

Castiel helps Sam and Dean hunt down Cupid (guest star LEX MEDLIN) on Valentine's Day after townspeople start to kill each other for love. However, after Cupid tells them he's innocent, they discover Famine (guest star JAMES OTIS), the second of the Four Horsemen of the Apocalypse, has arrived in town.

Sam and Dean investigate Bobby's hometown where the dead are rising from the grave -- but instead of attacking humans, they are happily reuniting with their families. The brothers turn to Bobby for help but he tells them not to worry about it and to leave town. Suspicious, Dean investigates and comes face to face with Bobby's dead wife (guest star CARRIE ANNE FLEMING) who has no memory of what happened to her. Once the zombies start turning evil, however, the boys tell Bobby he has to kill his wife -- but he refuses.

Ambushed by angry hunters, Sam and Dean are shot and killed and sent to Heaven. Castiel warns Dean that Zachariah (guest star KURT FULLER) is looking for them in Heaven so they need to lay low while searching for an angel named Joshua (guest star ROGER AARON BROWN) who can help them since he talks directly to God. While searching for Joshua, the Winchester brothers run into some old friends and family members.

Outnumbered by demons, Sam and Dean are saved at the last minute by a hunter named Rob (guest star MICHAEL SHANKS) and his townspeople -- all of them aware of the Apocalypse and trained to fight and kill demons. The small town is very religious and Sam and Dean meet Pastor Gideon (guest star LARRY POINDEXTER), who introduces them to his daughter Leah (guest star KAYLA MAE MALONEY), whom he claims is a prophet. Leah tells the townspeople they must obey her orders if they want a spot in Heaven -- but when she starts turning the townspeople against each other in the name of the Lord, the brothers realize they must kill her.

In the series' th episode, Dean begins to think the only way to stop Lucifer is to say yes to Michael -- but the angels decide they don't need him anymore. Dean, Sam and Castiel are horrified at the angels' new game plan and take on Zachariah (guest star KURT FULLER) to prevent an all out war on Earth. Meanwhile, a familiar face returns.

Sam and Dean are kidnapped by a group of gods, including Kali (guest star REKHA SHARMA), Ganesh (guest star KEITH BLACKMAN DALLAS) and Bladur (guest star ADAM CROASDELL) and held hostage in a small hotel. The gods want to use Sam and Dean as bargaining chips to stop the Apocalypse, but Gabriel (guest star RICHARD SPEIGHT, JR.) shows up and warns them that if Lucifer finds them he will kill them all. Unfortunately, one of the gods turns on the rest and Lucifer (guest star MARK PELLEGRINO) appears.

Sam and Dean face off against the Horsemen! The demon Crowley (guest star MARK SHEPPARD) tells Sam and Dean he can help them find the remaining Horsemen rings so they can trap Lucifer. The brothers are doubtful until Crowley leads them to Brady (guest star ERIC JOHNSON), the Handler for Pestilence (guest star MATT FREWER) and Death. However, Brady refuses to give up their locations and sets Pestilence after the Winchesters.

Crowley (guest star MARK SHEPPARD) tells Bobby he will give him the location of Death (guest star JULIAN RICHINGS), the fourth horseman, in exchange for his soul. Knowing Sam and Dean need that fourth ring to stop the Apocalypse, Bobby reluctantly agrees. Sam and Dean confront Pestilence (guest star MATT FREWER), but he unleashes a deadly virus upon them -- so Castiel must intervene on their behalf. Dean has a meeting with Death to discuss Lucifer, and an unholy alliance is formed at a very high price for Dean.

The Apocalypse arrives in the season five finale! The entire season has been leading up to this showdown between good and evil. With the Apocalypse looming, Sam and Dean realize they are out of options and make heartbreaking decisions that will change their lives forever. In the epic struggle, a beloved character is killed.

In the sixth season premiere, it's a year after Sam and Dean faced the Apocalypse. Dean has given up hunting and is living with Lisa (guest star CINDY SAMPSON) and her son Ben (guest star NICHOLAS ELIA). Mysteriously freed from his cage in hell, Sam finds Dean and tells him he needs to rejoin the fight and introduces Dean to a world -- and a family — he never even knew existed: the Campbells, his mother's family, lead by none other than their Grandfather Samuel (guest star MITCH PILEGGI).

Sam investigates a case about missing babies whose parents are being murdered. At one of the crime scenes, he discovers a baby that was left behind and calls Dean for help. Reluctant to leave Lisa and Ben, Dean finally agrees to meet Sam and surprises his brother with how parental he has become. The brothers take the baby to Samuel, who decides to raise it as a hunter, which infuriates Dean. However, before they can decide the baby's future, a shapeshifter breaks in and attempts to kidnap the baby.

Sam and Dean call Castiel (series star MISHA COLLINS) for help when they investigate a case about several dead police officers who seem to have been killed by the plagues of Egypt. Castiel confirms the staff of Moses was used to kill the cops and tells Sam and Dean that Heaven is in a state of chaos and God's weapons have been stolen. The three head off to find the thief and come face to face with an old enemy.

After Bobby (recurring guest star JIM BEAVER) discovers Crowley (guest star MARK SHEPPARD) has no intentions of returning Bobby's soul, the hunter takes matters into his own hands. He calls on Sam and Dean for help after he unearths one of Crowley's deepest secrets. Meanwhile, Sam and Dean learn what Bobby does all day when they are not around. Series star Jensen Ackles makes his directorial debut.

After a group of young girls go missing, Sam and Dean realize that a group of vampires have taken up residence in the small town. After a fight with two of the blood-suckers, Dean is bitten and turns into a vampire. Samuel tells Dean he can change him back but he'd have to get the blood of the vampire who turned him. Dean infiltrates the nest and runs into the Alpha.

The truth hurts! Sam and Dean investigate a series of suicides and discover the victims were being told brutal truths that drove them crazy. They find out someone is invoking Veritas, the Goddess of Truth, forcing people to be cruelly honest against their will -- and Dean is the next victim. Dean is forced to tell Sam the truth about how he feels about his return from Hell.

Does Samuel have a secret? Dean becomes suspicious of Samuel's motives -- but Sam isn't sold on the idea that their grandfather is doing anything wrong. The brothers go along on a hunt with Samuel and the other Campbells, but things go terribly awry.

Dean and Sam investigate what seems to be a werewolf killing but turns out to be a skinwalker (guest star ANDREW ROTHENBERG) posing as a family dog who is taking revenge on his owner's enemies. After capturing the dog, he turns human and tells Sam and Dean that an Alpha skinwalker has created many sleeper cells that will rise on his command and kill their families. The only way to stop the mass murders is to find and kill the Alpha.

While Sam and Dean are investigating a UFO sighting, Dean is abducted from a crop circle. However, when he awakens, he discovers he isn't dealing with aliens, but fairies! Unfortunately, only Dean can see the fairy that keeps attacking him which makes tracing and stopping them difficult. The brothers become even more perplexed when Sam's investigation leads them to a world full of elves, gnomes and a leprechaun.

The demon Meg (guest star RACHEL MINER) kidnaps Sam and Dean and tries to force them to tell her where Crowley (guest star MARK A. SHEPPARD) is hiding. Sam makes her a deal -- they will help her find Crowley if she promises to torture him for information about how to get Sam's soul back. Castiel joins the fight but finds it difficult to work with Meg.

Dean seeks out Death (guest star JULIAN RICHINGS) to help get Sam's soul back. Death tells Dean he will help Sam if Dean will agree to act as Death for 24 hours. Meanwhile, Sam decides he doesn't want his soul back and asks Balthazar (guest star SEBASTIAN ROCHÉ) for a protective spell to keep his soul out of his body. Balthazar tells Sam he needs the blood of his father for the spell to work and since John Winchester is dead, Sam decides Bobby is the next best thing.

Death returns for a meeting with Dean! Dean and Bobby anxiously wait for Sam to wake up to see if Death was able to restore his soul without causing Sam to lose his mind. Meanwhile, Dean and Bobby investigate a disappearance of virgins and discover dragons are behind the kidnappings. Bobby sends Dean to a doctor who owns the only weapon in the world that can slay a dragon, but Dean must prove himself worthy enough to take it.

Sam starts to have flashbacks to a case he worked on with Samuel before he reconnected with Dean. When Sam receives a mysterious text with coordinates to a small town, the brothers decide to investigate and Dean is surprised when the townspeople start telling him some of the things Sam did while he lived there.

Ben (guest star NICOLAS ELIA) calls Dean and tells him Lisa (guest star CINDY SAMPSON) is in trouble. Dean leaves Sam to investigate a case alone and rushes home to rescue Lisa, however, he's not prepared for what meets him at the door. Meanwhile, Sam discovers the men that were murdered were all a part of a cruel practical joke played on a female co-worker who went missing.

Raphael (guest star LANETTE WARE) launches an attack on Castiel and his allies, sending a particularly frightening angelic hitman (guest star CARLOS SANZ) after Balthazar, Sam and Dean. In an effort to protect the brothers, Balthazar sends them to an alternate universe where they are the stars of a TV show called "Supernatural" and they are actors named "Jensen Ackles" and "Jared Padalecki." The brothers are confused when Castiel appears to be a tweet-happy actor named Misha Collins and Sam is married to Ruby (guest star GENEVIEVE CORTESE).

Sam, Dean and Bobby set out in search of The Mother of All's (guest star JULIA MAXWELL) latest monster. While investigating, they run into Samuel and Gwen Campbell (guest star JESSICA HEAFEY), who are also hunting the creature. Samuel and Bobby get into a heated fight about how to handle the case.

After Balthazar changes history and keeps the Titanic from sinking, Fate (guest star KATIE WALDER) intervenes and begins killing those that would have died on the ship. Castiel tells Sam and Dean that Fate is very upset with the two of them and the only way they can stay alive is to kill her.

While searching for a way to defeat Eve, Dean stumbles upon the journal of Samuel Colt (guest star SAM HENNINGS) journal in the Campbell library. Realizing Samuel might have the answer to their problems, Sam and Dean ask Castiel to send them back in time so they can meet the man himself. While Sam is a bit reluctant to time travel, Dean is beside himself with excitement to return to the Wild, Wild West.

Sam, Dean, Bobby and Castiel track Eve (guest star JULIA MAXWELL) to a small town in Oregon. The guys discover the townspeople have been converted to demons, but surprisingly, they all appear to be dying. When they finally do meet Eve, she decides to torture the brothers by bringing back their mother, Mary Winchester (guest star SAMANTHA SMITH), as a demon.

In this episode written and directed by executive producer Ben Edlund, Castiel tells Sam, Dean and Bobby about the war in Heaven and how he and Raphael (guest star DEMORE BARNES) became enemies. Bobby believes Castiel is hiding something, but Dean refuses to believe it.

Dean's worst nightmare comes true when a demon kidnaps Ben (guest star NICHOLAS ELIA) and Lisa (guest star CINDY SAMPSON) to get to him. Consequently, Sam and Dean are forced to join with an unlikely ally to free them.

In the sixth season finale, the wall comes down in Sam's mindand all hell breaks loose. Dean and Bobby are, for once, at a total loss on how to help him and are forced to stand by and do nothing while Sam breaks. The battle for heaven comes to a head in this episode written by series creator Eric Kripke.

In the seventh season premiere, Castiel assumes his new role as God. Although he doesn't kill Sam, Dean and Bobby, he warns them not to interfere in his business. Taking on the mantle of the Almighty, Castiel sets out to right some of the wrongs in the world. While Sam struggles to deal with the broken mental wall in his head, Dean decides to bind Death (guest star JULIAN RICHINGS) and order him to stop Castiel. But the former angel is one step ahead of them, leaving Dean to face a very angry Death.

While Castiel continues to struggle with the burdens that come with his new-fangled absolute power, the broken psychological wall in Sam's mind causes him to have hallucinations, flashbacks from Hell, and difficulty discerning what's real and what's not. Bobby worries that Dean is beginning to stumble under the weight of fighting Castiel and keeping an eye on Sam.

Dean is furious after Sam disappears to follow a lead on a case with clues that are identical to a case Sam solved as a kid. The demon turns out to be Amy (guest star JEWEL STAITE), who has been preying on low-life thugs and eating their brains for dinner -- the same demon Sam found as a kid.

Dean is put on trial for his past sins! Sam and Dean investigate a string of gruesome murders and discover the Egyptian god Osiris (guest star FARAN TAHIR) is behind the deaths. The vengeful god is putting people on trial for their past mistakes and killing them if found guilty. Osiris hones in on Dean's guilt and decides he's the next to stand trial. Sam steps in as Dean's lawyer, but both brothers are unprepared when Osiris calls an unexpected witness -- Jo Harvelle (guest star ALONA TAL).

Buffy the Vampire Slayer stars Charisma Carpenter and James Marsters guest star as a pair of married witches. Sam and Dean meet Maggie Stark (guest star CHARISMA CARPENTER), a witch who has unleashed her wrath on a small town, resulting in numerous deaths. Sam and Dean track down her husband, Donald (guest star JAMES MARSTERS), to see if he can help. Donald tells the brothers that Maggie is mad at him for having an affair and is taking it out on the townspeople.

Double the Winchesters, double the fun! Sam and Dean are once again on the FBI's "Most Wanted" list when two Leviathans clone the brothers and go on a killing spree. The subject of a nationwide manhunt, Sam and Dean need to drop off the grid allowing Bobby to send them to Frank Deveraux (guest star KEVIN R. MCNALLY), a quirky surveillance expert, for help. Meanwhile, Bobby continues to search for a way to kill the Leviathans -- or at least slow them down -- so the real Winchesters can stop their evil doppelgangers.

Sam and Dean investigate the gruesome murders of resident mediums in Lily Dale, the most "psychic" town in America. They discover that an angry spirit is killing off the psychics one by one; but in a town full of people who claim to be summoning spirits, they have a little trouble identifying the medium controlling the ghost.

Here comes the groom! While on a hunt, Sam becomes entangled with someone from his past and a confrontation ensues. Meanwhile, Dean reluctantly teams up with a quirky, laid-back hunter named Garth (guest star DJ QUALLS), when he finds himself in a situation that he just cannot explain.

Sam, Dean and Bobby become actual hunters, in the true sense of the word, when they set up camp in a New Jersey state park to track a creature that has been attacking people in the woods. The townsfolk claim it is the real "Jersey Devil." Meanwhile, Dean is beyond thrilled to find a Biggerson's restaurant in town, but is devastated when he discovers the restaurant's signature sandwich seems to have some adversely monstrous side effects.

As Sam and Dean race the clock on a high-stakes mission, Bobby seeks the help of an unlikely old friend to solve one of the most personal cases of his life.

Still reeling after what happened to Bobby, Dean becomes dangerously obsessed over finding a way to take down Dick Roman (guest star JAMES PATRICK STUART). Meanwhile, Sam decides to help a teenage girl (guest star MADISON McLAUGHLIN) look for her father (guest star IAN TRACEY), a hunter who has gone missing. Sam traces his last steps to a truck stop where the help (guest star MEGHAN ORY) turns out not to be so friendly.

Sam and Dean tangle with Chronos, the God of Time (guest star JASON DOHRING), who sends Dean back to , where he is immediately arrested by none other than legendary organized crimefighter (and hunter) Eliot Ness (guest star NICHOLAS LEA). While trying to figure out how to retrieve his brother, Sam is surprised by the reappearance of an old friend.

Sam and Dean investigate a case where the victims' hands and feet have been severed and each of them has been branded with a strange symbol. While Sam does some research at a local university, Dean heads to one of his favorite places to investigate -- the town bar. Dean strikes up a conversation with a local named Lydia (guest star SARA CANNING), and the two go back to her place. Sam discovers the symbol on the bodies is a sign of Amazon warriors. And Dean's one night stand could have serious complications.

Clowns, Unicorns and Sharks, oh my! Sam is forced to confront a childhood fear when a case takes him and Dean to Kansas to investigate "Plucky Pennywhistle's Magical Menagerie," a local pizza chain that hosts children's birthday parties. Sam and Dean discover that the victims' children had recently been to the restaurant and drawn a picture of their worst fear, which then came to life to kill their parent. While Dean confronts the man behind the magic, Sam is left to deal with some very angry clowns!

Four years ago, Sam and Dean helped a woman named Nora (guest star NICOLE OLIVER) exorcise a demon that was systematically killing women in a small town. They managed to save the postal worker, Jeffrey (guest star RUSSELL SAMS), while vanquishing the demon but now it seems the black-eyed monster has reared his ugly head and returned for a second helping. The brothers visit Jeffrey, who has been locked in a psych ward since the incident, to see if he can remember any of the demon's plans while he was possessed.

After a ballerina is found dead from dancing herself to death, Sam and Dean look into the case and discover the ballet slippers she wore were cursed. When Dean accidentally touches the shoes, the power of the curse starts to take hold of him.

Misha Collins returns! Lucifer drives Sam to the breaking point and Sam ends up in a mental hospital. Desperate to save his brother, Dean calls every hunter he knows for help. One of the hunters gives him the name of a healer who turns out to have a very familiar face (guest star MISHA COLLINS).

Dean is surprised when he gets a call from Garth (guest star DJ QUALLS) asking for the Winchesters' help on a case. Sam and Dean discover they are battling a Shojo -- a Japanese creature sent to seek revenge on enemies. The worst part about fighting a Shojo? You can only see it when you're drunk!

Sam and Dean get a call from Annie Hawkins (guest star JAMIE LUNER), an old hunter friend, asking for help on a case. When they arrive in town, they find out Annie has disappeared. They trace her last whereabouts to an old abandoned house that is haunted by a powerful ghost.

Dick Roman acquires Frank's hard drive that contains sensitive information about the Winchesters and gives it to an unsuspecting brilliant hacker named Charlie (guest star FELICIA DAY) telling her she has 48 hours to crack the firewall or she is fired. Sam and Dean are tipped off that Dick has the hard drive and race to get to Charlie before she breaks the code. Meanwhile, Bobby tries to help the brothers, but his rage towards Dick for killing him starts to get in the way.

Meg (guest star RACHEL MINER) calls Dean and Sam to alert them that Castiel is awake and talking. Meanwhile, a teenager named Kevin (guest star OSRIC CHAU) gets hit by a bolt of lightening and is transformed into a reluctant prophet. Believing that Kevin holds the key to defeating the Leviathans, Sam and Dean must fight off two Archangels who want him for their own purposes.

In order to defeat Dick Roman and the Leviathans, Sam and Dean must locate three key items. Castiel helps with one but for the last objects, the Winchesters must face two of their strongest opponents -- an Alpha (guest star RICK WORTHY) and Crowley (guest star Mark Sheppard). Meanwhile, Bobby (guest star Jim Beaver) tries out a new ghost trick that ends up being very dangerous.

Sam and Dean prepare for battle with Dick Roman, who's in the final phase of his plan. In order to stop him, the Winchesters must team up with Castiel, Bobby, Meg and Kevin, the prophet. Dick, however, is one of the smartest enemies they've ever faced so it's a mind game to see who can keep the upper hand.

After a year apart, Sam and Dean are reunited in the eighth season premiere. After escaping from Purgatory (but not alone), Dean heads straight for Sam, but the reunion isn't exactly everything he imagined it would be. Although Sam drops everything to join his brother, leaving the life he had grown accustomed to enjoy turns out to be harder than he imagined. Together, the Winchesters go in search of the prophet Kevin Tran (guest star OSRIC CHAU) who has managed to escape the clutches of Crowley (guest star MARK A. SHEPPARD) and his minions, but things quickly escalate when Kevin tells them what it is that Crowley is after.

Kevin's mom, Mrs. Tran (guest star LAUREN TOM) joins Sam and Dean on the road. Checking in on Kevin's mother, the Winchesters discover that Crowley has surrounded her with demons -- so they rescue her and take her along on their quest to find the tablet. They soon discover, however, that Kevin wasn't kidding when he said his mother was a strong-willed woman -- after she tries to take on Crowley!

Sam and Dean investigate a string of unusual murders where the victims were all recipients of organs from the same donor. The killer is captured, but things become even more complicated when the brothers find their killer in a trance mumbling an ancient prayer. Series star Jensen Ackles directs.

Sam and Dean investigate a bizarre murder in a college town. Close on the tail of their suspect, they bust into an apartment to find two dead bodies and a laptop cued up to some disturbing video footage. The footage begins with Brian (guest star LEIGH PARKER), Mike (guest star BRANDON W. JONES) and Kate (guest star BRITNI SHERIDAN) hearing about an unusual animal attack in their town and the rest of the story is revealed through their eyes. Sam and Dean become unknowing participants in a unique student film.

After Dean's vampire companion in Purgatory, Benny (guest star TY OLSSON) gets brutally beat up by his own kind, he calls Dean for help. Dean abruptly packs up and tells a confused Sam that he's taking a "personal day." Benny confesses that he's going after his Maker (guest star PATRICK STAFFORD) so Dean offers to help, flashing back on the many times Benny helped him and Castiel in Purgatory. Meanwhile, Sam uses his solo time to reflect on the life he left behind with Amelia (guest star LIANE BALABAN). However, when things go bad for Dean and Benny, Dean summons Sam for help making everything very complicated.

Investigating a murder, Sam and Dean find that Garth (guest star DJ QUALLS) is already on the case. While Dean's not happy to learn that Garth has assumed Bobby's duties, Garth points out that both Sam and Dean have been missing for the last year and someone needed to do it. They guys discover an "avenging ghost" is responsible for the murders and they need to find the source before the killings starts again.

Sam and Dean are stunned when Castiel suddenly appears back on Earth with no memory of how he escaped from Purgatory. Meanwhile, Mrs. Tran enlists a witch (guest star CYRINA FIALLO) to concoct a demon bomb but the witch double-crosses Mrs. Tran and turns her and Kevin over to Crowley.

Castiel tells Sam and Dean that he's decided to become a hunter like them. Sam and Dean aren't sold on the idea but agree to investigate a case Cas found where a man's heart literally burst through his chest. The guys discover there has been more than one odd murder in the small townand all of them resemble cartoon deaths!

Sam and Dean are at odds after Sam asks a hunter named Martin (guest star JON GRIES) to keep an eye on Benny without telling Dean. However, when Martin tells Sam that Benny, might be responsible for a string of vampire-drained bodies in a small Louisiana town, Dean defends his friend. When Martin decides to take things into his own hands, things get messy and Dean is forced to make a very hard decision.

Naomi (guest star AMANDA TAPPING) tells Castiel that Crowley is holding an angel captive and Castiel must rescue him before Crowley's torture reveals their secrets. Castiel turns to Dean for help. Meanwhile, Sam reconnects with Amelia who asks him to make a choice: stay with her or leave and never contact her again.

FELICIA DAY returns! Sam and Dean investigate the mysterious deaths of two LARPers (Live Action Role Players) who were engaged in a game entitled Moondoor. The guys are thrilled to discover the Queen of Moondoor is none other than Charlie Bradbury (guest star FELICIA DAY), their quirky hacker friend who helped them fight Dick Roman last season. The three learn that an actual fairy (guest star TIFFANY DUPONT) has been enslaved and commandeered to harm people -- and the only way to stop her is to find her master, an overzealous participant in the game.

Sam and Dean are stunned when a man who claims to be their grandfather, Henry Winchester (guest star GIL McKINNEY), suddenly appears in their hotel room demanding to know where he can find John Winchester. Henry has time-traveled to stop a demon named Abbadon (guest star ALAINA HUFFMAN) and was looking for John's help. Through Henry, Sam and Dean learn more about their father and the Winchester blood line.

Sam and Dean investigate the death of a Rabbi (guest star HAL LINDEN), who spontaneously combusted. The case becomes ever more confusing when they learn that the Rabbi was researching Nazi Necromancers. The Winchesters are attacked by a Golem (guest star JOHN DeSANTIS) who turns out to belong to the Rabbi's grandson, Aaron (guest star ADAM ROSE). The key to the case lies with the Golembut Aaron doesn't know how to control him -- leaving everyone in danger.

Kevin finally deciphers the God tablet and figures out how to close the gates of Hell. He tells Sam and Dean that, according to the tablet, one person must face a series of three tests designed by God. The first one -- kill a hellhound! Sam and Dean argue over who should complete the trials.

Dean really doesn’t like witches! A police officer (guest star CHRISTIAN CAMPBELL), who turned to witchcraft after working a case with Sam and Dean, is plagued by nightmares in which he murders innocent people. However, when the murders actually happen, Sam and Dean are called in by the witch’s “familiar” (guest star MISHAEL MORGAN) to help – but the brothers aren’t sure they want to save a witch.

Sam and Dean are stumped when they investigate a possible zombie case where an amnesiac man (guest star JOHN REARDON) dies and then revives himself once a day. After the guy is attacked by the goddess Artemis (guest star ANNA VAN HOOFT), Sam and Dean realize he's not a zombie but instead a titan -- more specifically, Prometheus.

Castiel reappears in Sam and Dean's life and tells them Crowley has unleashed several demons into a small town. The demons are looking for Lucifer's Crypt, which holds a valuable asset, but Castiel lies to Sam and Dean about what it is. While interrogating a demon, the three discover Crowley has been torturing Meg (guest star RACHEL MINER), who knows the exact location of the crypt. Sam and Meg fight to hold Crowley off while Dean and Castiel go in search of the crypt.

Sam and Dean investigate some recent vampire kills and are surprised to learn that teenage hunter (and fan favorite) Krissy Chambers (guest star MADISON McLAUGHLIN) is involved. They find Krissy and learn her father was killed and trhat she's been taken in by a man named Victor (guest star ADRIAN HOUGH) -- who has taken in a group of orphan kids to teach them how to hunt. Victor is helping the teenagers find the vampires who took their parents so they can get revenge. While Sam is intrigued by Victor's method of giving the teenagers a home life as well as a hunting life, Dean is suspicious of Victor's motives.

Sam and Dean respond to a call from Kevin, who is terrified because he's hearing Crowley's voice in his head. After hearing Kevin's news, Sam and Dean team up with reaper named Ajay (guest star ASSAF COHEN), who helps them deal with the second trial from the Tablet. Meanwhile, Dean receives a visit from the angel Naomi and realizes he must find his Purgatory friend Benny and ask for a huge favor.

Concerned about the physical toll the second trial took on Sam, Dean benches his brother from hunting until he heals up. So, when geektastic hacker Charlie Bradbury (returning guest star FELICIA DAY) stumbles upon a case and finds the boys, Dean decides it's time to teach Charlie how to be a hunter-in-training. While happy to see "her highness," the boys suspect Charlie is hiding something -- a secret that could get her killed.

When Sam and Dean receive a distressing video message from Kevin Tran, they set about trying to uncover the Third Trial. The boys make a discovery that sends them to a casino in Colorado, to find a mysterious recluse (guest star CURTIS ARMSTRONG) who may be able to fill in the holes in Kevin's research. And while Crowley is on a winning streak, Castiel tries to elude Naomi and the angels hunting him.

As the Third Trial nears, Sam and Dean reunite with Castiel. Digging through the Men of Letters’ files, they stumble upon an undiscovered film, which could be the key to the third trial. Metatron (CURTIS ARMSTRONG) enlists Cass to mull over problems at home in Heaven – but things are not what they seem. Meanwhile, Crowley digs up some familiar faces from Sam and Dean's past.

What must Sam, Dean and Castiel sacrifice in order to forever seal the gates of Hell? With Crowley poised to undo all the good they've ever done as hunters, Sam and Dean find themselves cornered. But with Kevin's help, the Winchester brothers bound into one last play against The King of Hell. Meanwhile, Metatron initiates a plan with Castiel to take on Naomi and the bureaucracy of Heaven.

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