Season 3
* 01. The Magnificent Seven 04/10/2007When the gates to Hell open, seven of the demons take up shop in Lincoln, Nebraska, and start a string of bizarre killings. Two hunters, Tamara and Isaac, help Sam and Dean take care of the demons, but soon find they're being hunted as well. A mysterious blonde woman with a mystic knife also comes to their aid, but it's not clear who she's working for.
* 02. The Kids Are Alright 11/10/2007Sam and Dean go after demons targeting mothers and their children. While on the hunt, Dean runs into Lisa, a woman from his past, who has a son that reminds Dean of himself at that age. The son, Ben, soon goes missing and Dean and Sam uncover that a Changeling is kidnapping kids from the small town and taking over their form. Meanwhile, Ruby meets up with Sam and reveals startling information about his mother.
* 03. Bad Day at Black Rock 18/10/2007Sam and Dean receive a call on their father's cell phone telling them that someone has broken into John's storage room in New York. There, they find that a cursed rabbit's foot has been stolen and call their old friend Bobby for help. Bobby tells them that whoever has touched the foot will have good luck until they lose the foot, which will result in the person dying. Since Sam has touch the foot, Dean buys lottery tickets, but when a thief steals it, Sam's life is in danger.
* 04. Sin City 25/10/2007Sam and Dean investigate a group of violent deaths in Elizabethville, Ohio, a town that has quickly become home to many gamblers and drinkers. The execution of each death seems to follow a particular pattern of steps. Dean finds that demons have infiltrated the town and are using persuasive powers to help the townspeople succumb to basic human instinct. Ruby and Bobby rebuild the Colt, and Ruby delivers shocking news.
* 05. Bedtime Stories 01/11/2007A girl whom is trapped in a coma by her wicked stepmother starts a chain of murders based on fairy tales her father reads her. Meanwhile Sam tries to get Dean out of his deal.
* 06. Red Sky At Morning 08/11/2007Sam and Dean investigate a series of drowning victims who were nowhere near the water at their time of death, but saw a ghost ship just before they died. During the investigation, they cross paths with Bela, who is being paid to solve the case by the family of one of the victims.
* 07. Fresh Blood 15/11/2007Sam and Dean capture Lucy, a female vampire, who has no knowledge of how she became a vampire. The brothers come across Dixon, a male vampire, who gives blood to females he meets in bars, telling them it's the "hottest new drug." Meanwhile, after escaping from prison, Gordon sets out to find Sam, but when Dixon intercepts him and turns him into a vampire, Gordon is now an even bigger threat to Sam.
* 08. A Very Supernatural Christmas 13/12/2007It's Christmas time and Sam and Dean investigate a series of murders where the victims were pulled up through the chimney. Sam realizes they are dealing with a sort of Anti-Santa, a demon with roots in pagan lore. Dean wants to celebrate Christmas the old-fashioned way as this is his last, but Sam refuses, not wanting to accept that Dean won't be around next year. Sam flashes back to a certain Christmas when he waited for his father to come home to give him a special gift.
* 09. Malleus Maleficarum 31/01/2008A neighborhood group of witches secretly practice harmless rituals... until one of them kills another neighbor woman.
* 10. Dream A Little Dream Of Me 07/02/2008Dean, Sam and Bobby are forced to confront their internal demons when they go up against a killer who can trap and kill people in their dreams.
* 11. Mystery Spot 14/02/2008While investigating the disappearance of a missing man, Sam and Dean have to break in to the place where he disappeared, but they get caught, and Dean is shot and killed by the owner. When Sam wakes up the next morning he is shocked, Dean is alive, but as the day continues Sam realizes that they are re-living the previous day so he tries to stop Dean from getting shot, but he fails and Dean dies again... and again... and again, so Sam has to learn how to continue on without his brother.
* 12. Jus In Bello 21/02/2008Sam and Dean break into Bela's apartment to find the Colt, but Agent Henricksen is on the scene and arrests them both on the spot. While Sam and Dean are locked up in a jail in Colorado, a demon breaks in, kills the police, and possesses Henricksen. After the brothers do away with the demon, the FBI release release them, only to learn from Ruby that the jailhouse is surrounded by demons who want Sam dead.
* 13. Ghostfacers 24/04/2008Sam and Dean decide to appear in a reality show called "Ghostfacers" which follows hunters on their pursuit of the paranormal. Ed Zeddmore and Harry Spengler, the creators of the show, take them to Morton Mansion, an estate that is said to be one of the most haunted places in America during one night out of the year. However, when their team begins to be killed one by one in a gruesome manner, Sam and Dean realize there's more going on then television.
* 14. Long-Distance Call 01/05/2008Sam and Dean take on a being that uses phones and computers to cause people to commit suicide so it can claim their souls.
* 15. Time Is On My Side 08/05/2008The guys go after a doctor who has discovered the secret of maintaining his life as long as he takes other people's organ. Meanwhile, Dean goes to confront Bela and recover the Colt.
* 16. No Rest For The Wicked 15/05/2008It's 30 hours before Dean's deal with the crossroads demon is up and Dean, Sam and Bobby are searching for Lilith, who holds the contract. They discover her location and Sam summons Ruby for help despite Dean's protests. Ruby warns them they aren't ready to fight Lilith yet 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.
