Two brothers, Sam (Jared Padalecki, "Gilmore Girls") and Dean Winchester (Jensen Ackles, "Smallville"), 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 (Jared Padalecki) and Dean (Jensen Ackles) follow the coordinates left in their father's journal and land in the middle of the woods where they investigate the disappearance of several campers. The two brothers soon learn they are dealing with a Wendigo, a creature made famous in Native America legends. A Wendigo is a former human whose cannibalism has transformed him into a creature with superhuman strength and speed that feasts on human flesh.
3. Hook Man
The infamous "Hook Man," a vengeful spirit who kills his victims with a shiny hook that serves as his hand, terrorizes a small college town in Iowa. Sam (Jared Padalecki) and Dean (Jensen Ackles) learn that all the victims are connected to the daughter of a local minister and race to find and destroy the Hook Man's bones before he comes for them.
4.Dead In The Water
Sam (Jared Padalecki) and Dean (Jensen Ackles) investigate a series of mysterious drownings written off as suicides. They discover the spirit is an angry little boy with the power to travel through water who is taking revenge on certain town inhabitants for a dark secret buried long ago. Dean forms a bond with a young boy who seems to have the power of premonition.
5. Phantom Traveler
On TransNational flight 2485, a man possessed by the spirit of the Phantom Traveler causes the plane to crash, leaving only five survivors left alive. Sam (Jared Padalecki) and Dean (Jensen Ackles) must exorcise the angry spirit before it attacks the survivors. The brothers realize the only way to do that is to take the battle to the skies.
In suburban Nebraska, a group of partying high school teens jokingly dare their friend Charlie (guest star Marnette Patterson) to look into the mirror and repeat 'Bloody Mary, Bloody Mary, Bloody Mary," not knowing this will unleash a series of mysterious murders. Sam (Jared Padalecki) and Dean (Jensen Ackles) 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 (Jared Padalecki) and Dean (Jensen Ackles) come to the aid of Sam's old college buddy after he is accused of a murder he swears he didn?t commit. The brothers discover a shapeshifter is adopting the likenesses of others and murdering people. The brothers' race to stop the shapeshifter takes a terrifying turn when he shifts into the likeness of Dean.
After a construction worker is killed by insects burrowing into his brain, Sam (Jared Padalecki) and Dean (Jensen Ackles) investigate the town's history and find that the new housing development is being built on sacred Indian land. The Indians put a curse on the land after their reservation had been ravished and destroyed. Sam and Dean must find a way to survive and kill the deadly swarm of bees, locusts, spiders and beetles.
9. The Journey Home
After Sam (Jared Padalecki) has several haunting dreams, he persuades a reluctant Dean (Jensen Ackles) to return with him to their childhood home for the first time. They find much more to battle with than painful memories when the house's current occupants, a single mother with two young children, experience terrifying supernatural phenomena, just as in Sam's nightmares. The boys track down an eccentric local psychic, Missouri Mosley (guest star Loretta Devine, "Waiting to Exhale," "Crash"), who is mentioned in their father's journal, and together the three fight to rid the house of powerful spirits. But before they can stop what's happening now, they have to face what happened when they lived there - including their mother's horrible death. Amazing twists and revelations await Sam and Dean on their most personal mission yet.
Sam (Jared Padalecki) and Dean (Jensen Ackles) investigate an abandoned sanitarium and discover that when the hospital was open, the patients 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 them to go insane, turning Dean against Sam.
While battling a demon, Dean (Jensen Ackles) is electrocuted, resulting in permanent damage to his heart and leaving him with only a couple of months to live. A despondent Sam (Jared Padalecki) 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.
Sam and Dean (Jensen Ackles) 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 stays back to obey his father. 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 (Nicki Aycox), a young backpacker, who unbeknownst to Sam is working for a demon.
Dean (Jensen Ackles) is contacted by his first love Cassie (Megalyn Echikunwoke), an African-America 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 (Jared Padalecki) 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 (Jared Padalecki) and Dean (Jensen Ackles) head to Minnesota where a young boy (guest star Ryan Drescher) witnesses a man vanish into thin air. Upon 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 using the captives as human prey for a twisted hunting expedition.
While investigating a mysterious death in Chicago, Sam (Jared Padalecki) and Dean (Jensen Ackles) run into Meg (guest star Nicki Aycox), who is thrilled to see Sam again. The brothers soon discover Meg is behind the murders and attempt to catch her. Unfortunately, Meg is one step ahead of them and unleashes shadow spirits on the brothers to ambush them. Sam and Dean realize the trap isn't for them, but for their father (Jeffrey Dean Morgan).
Sam (Jared Padalecki) and Dean (Jensen Ackles) investigate a house haunted by the ghost of Mordecai, a man who killed his six daughters during the 1930s. The brothers discover a website dedicated to the Mordecai legend and realize the town is unknowingly conjuring up the evil spirit through the site.
Sam (Jared Padalecki) and Dean (Jensen Ackles) 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 which has fueled Dean's protectiveness over Sam and his blind obedience to his father (Jeffrey Dean Morgan).
A young couple is murdered in their home shortly after buying an antique painting of a family portrait circa 1910. Upon reviewing the painting's provenance, Sam (Jared Padalecki) and Dean (Jensen Ackles) learn that everyone who has ever bought the painting has been murdered and race to discover how the portrait is causing the deaths before it can claim its next victim.
19.Dead Man's Blood
After Daniel Elkins, a vampire hunter (guest star Terence Kelly) and John's (Jeffrey Dean Morgan) mentor, is murdered, Sam (Jared Padalecki) and Dean (Jensen Ackles) are surprised when John himself shows up to solve the case. John discovers the vampires have taken an antique gun, which has the power to kill all supernatural beings. The Winchester family sets out to retrieve the gun from the vampires so they can use it to kill the demon that took Sam and Dean's mother.
Sam (Jared Padalecki) has a vision of a family being attacked in the same manner as the attack on his mom, so he, Dean (Jensen Ackles) and John (Jeffrey Dean Morgan) head off to Salvation, Iowa, to save this family and finally kill the demon using the Colt gun. However, Meg (guest star Nicki Aycox) calls and lets the family know she is going to start killing their 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 (Jeffrey Dean Morgan) from Meg (guest star Nicki Aycox), Sam (Jared Padalecki) and Dean (Jensen Ackles) seek help from an old family friend, Bobby (guest star 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. While trying to rescue John, the demon shows up and a full battle ensues between the Winchesters and the demon they have been searching for all their lives.