Sam and Dean 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…

Sam and Dean hit the road to help an old friend, but it appears that their luck may have finally run out and they are the ones who may be…

Michael has re-taken control of Dean as his army of monsters continues to move in on our heroes. Sam devises a plan to try and reach Dean and stop Michael…

When Sam and Dean go missing, Jody Mills calls Claire Novak, the rebellious rogue hunter, and tells her it is time to come home – they need to find the…

Lily Sunder steeps herself in black magic, honing her powers for over a century, waiting to exact revenge on a band of angels that murdered her family. Sam and Dean…

Now that he has Sam in the cage with him, Lucifer offers Sam a way out but it comes with a steep price. Dean and Castiel look into the angel…

When Claire Novak gets a lead on her mother, Amelia, who has been missing for years, Castiel asks Sam and Dean to help her. Castiel feels guilty for what he…

Dean and Sam investigate a bizarre murder and realize the killer bears the same tattoo as those from the Styne family. Eldon Styne attacks Dean and a brutal fight ensues….

When it comes to the Stynes, Dean decides to take matters into his own hands. Sam tries to come to terms with his decision.

Dean makes a shocking decision regarding the Mark of Cain that would change not only his life, but Sam’s too. Meanwhile, Crowley and Rowena face off and Castiel gets caught…

Charlie calls Sam and Dean to tell them she found the Book of the Dead which could help remove the Mark of Cain. The Winchesters race to her after she…

Sam learns that former Men of Letters, Magnus, once built a magical box and Sam sets out to find it in the hopes it can cure Dean of the Mark…

Despite Dean’s directive to forget about looking for a cure for the Mark of Cain, Sam continues to do research. Dean suspects Sam is hiding something but decides to focus…

Sam and Dean investigate a string of suicides committed by people with little in common other than the identical, grisly method of death – slow, self-administered disembowlment. All of the…

Sam and Castiel follow up on a lead about the Mark of Cain. Dean and Rowena meet.

Looking to get Dean out of the bunker, Sam finds a case for him and Dean to investigate – people are disappearing into thin air with only their clothes left…

A ghost starts killing people through various electronic devices. Sam and Dean discover who was killed and why this ghost is seeking revenge on a group of college students but…

Dean, Sam and Castiel deal with Cain’s return. Crowley and Rowena continue to grow closer but when Crowley bails on plans with his mother to help the Winchesters, Rowena lets…

Castiel finds Jimmy’s daughter Claire in a group home and she convinces him to break her out. After she runs away from him, Castiel calls Sam and Dean to help…

After the massacre at the ranch, Dean, Sam, and Castiel double their efforts to find a cure for the Mark of Cain but there is nothing in the lore that…

Sam is scanning the internet for suspicious paranormal activity and comes across a video of Charlie beating up a district attorney. Dean suspects she’s back from Oz and hunting on…

Sam and Dean discover a group of witches “gone wild” and they attempt to stop them.

Jody Mills is matched with an overeager partner during a mandatory sheriff’s retreat; when a gruesome corpse is discovered, Jody calls Sam and Dean to help investigate.

Sam and Dean investigate a series of werewolf attacks in an attempt to find out who the culprit is.

Sam and Dean investigate a haunting at a theatre.

Dean encounters a surprising message on Bobby’s phone, and Sam and Dean investigate.

Dean is a demon and running amuck with Crowley while Sam tries to figure out what happened to his brother. Meanwhile, Castiel is dealing with his diminishing grace.

Crowley is worried about Dean getting out of control, giving him a target to feed the mark. Sam struggles to escape from Cole. Hannah tries to convince Metatron to give…

Sam continues to try to save Dean from the Mark of Cain. Realizing that Dean’s antics are causing problems for him in hell, Crowley seeks help from a reluctant Castiel.

Dean and Castiel make a deal with Crowley to contact Sam’s consciousness so he can expel the angel Gadreel from his body. However, Abaddon is hot on their trail and…

Naomi tells Castiel that Crowley is holding an angel captive and Castiel must rescue him before Crowley finds out their secrets. Castiel turns to Dean for help. Meanwhile, Sam meets…

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…

Meg kidnaps Sam and Dean and tries to force them to tell her where Crowley is hiding. Sam makes her a deal – they will help her find Crowley if…

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…

“I’ll Kill her gentle.” The angels want Anna dead, so Sam and Dean go on the run with the frightened girl, determined to discover the secret that has set the…

Dean interrogates a college student after the death of Dr. Greggs. Bobby, Sam and Dean all discover the truth behind the fatal death when they all get locked in a…

Sam meets a woman who shares his ability to have visions, and she warns him that she has seen the future… where he dies in an explosion.

Deep in Afghanistan, two Marines with supernatural powers face a threat from one of their own kind.

Our belief in a God above explains all we can’t understand. Where do religious beliefs come from? Some experts believe God may exist only in our brain, that we are…