Hannah winds up at a party after an argument with her parents. The students are served with subpoenas, and Justin wrestles with conflicting loyalties.

Clay and Hannah grow closer. While Clay spends a heartbraking night listening to his tape with Tony, tensions boil over at Bryce’s house.

Hannah’s date on Valentine’s Day doens’t go as planned. Alex gets in a big fight at school and has to face the honor board.

Hannah and Clay connect at the school dance, but a crass rumor ruins the mood. Clay takes Courtney to visit Hannah’s grave.

Benton decides to blow the whistle on Vucelich’s unethical study methods, causing Vucelich to drop him from the study. Susan treats a street couple, one of whom has passed HIV…

Jane and the CBI investigate the murder of Gordon Hodge, a powerful attorney, who is responsible for allowing a vicious murderer, Van McBride, to walk away a free man.

Michael, whose condition is deteriorating, winds up in the hands of The Company who promise Lincoln that they can save Michael’s life in exchange for a favor. Elsewhere, Gretchen and…

It’s up to Michael to hold the gang together after they find out they were betrayed by one of their own. Meanwhile, Gretchen is blackmailed by T-Bag’s new partner.

Jack’s decision to put a plan in action in order to set things right on the island is met with some strong resistance by those close to him, and Locke…

Jack’s decision to put a plan in action in order to set things right on the island is met with some strong resistance by those close to him, and Locke…

Richard Alpert faces a difficult choice.

Hurley must convince Jack to accompany him on an unspecified mission, and Jin stumbles across an old friend.

Locke goes in search of help to further his cause. Kate finds herself on the run, while Jack is tasked with something that could put a friend’s life at risk.

Jack, Sawyer, Kate, Miles and Hurley, struggling to save Sayid, face an ancient secret. Meanwhile, a fake Lock exits the chamber to everyone’s awe.

A parallel universe, in which the crash never happened, is revealed as an aftermath of the bomb’s detonation. Meanwhile, Sawyer blames Jack for the loss of Juliet and the true…

Sam finds a clue to Dean’s whereabouts, so he, Mary and Bobby set out to investigate. Castiel imparts some sage advice on Jack, who, still desperate to belong, seeks out…

Sam enlists everyone’s help in trying to track down Dean, who can literally be anywhere. Meanwhile, Castiel may be in over his head after meeting up with an unreliable source….

Lucifer takes a trip home and tries to assert himself into Heaven. Crowley tells Sam and Dean he has a way to take down Amara.

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…

Amara unleashes her power on the local townspeople as she issues a shocking challenge. Dean tries to better understand the hold Amara has on him, while Sam and Crowley come…

Lucifer battles Sam, Dean and Castiel for control of his unborn child.

Sam and Dean are alarmed when they learn hunters are being killed by suspicious “accidents” all over the country. They decide it is best to find Mary and make sure…

Sam comes up with a way to stop Lucifer’s baby but Castiel has something else in mind for Kelly. Dean is furious when he finds out someone stole the colt….

Sam and Dean get a lead on Kelly Kline’s whereabouts. Mick drops by the bunker unexpectedly and decides to join the hunt.

An attack by an invisible hellhound at a campsite leads Sam and Dean to investigate the mysterious circumstances. Meanwhile, two of Crowley’s own personal demons uncover what he has been…

When Sam and Dean look into a murder at a museum, they learn a ghost from a merchant ship that sunk in 1723 may be at the heart of the…

Mary asks Sam, Dean and Castiel for help on a case she’s working but neglects to mention the British Men of Letters are involved. When Mary is double crossed, everything…

As Sam and Dean continue their search for Jack, with Asmodeus hot on their trail, they stumble across a familiar foe. Meanwhile, Lucifer manages to escape Michael’s grasp and finds…

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…

Four years ago, Sam and Dean helped a woman named Nora exorcise a demon that was systematically killing women in a small town. They managed to save a postal worker,…

The broken wall in Sam’s head causes him to have hallucinations, and he has difficulty discerning what’s real and what’s not. Bobby worries that Dean is beginning to stumble under…

Castiel doesn’t kill Sam, Dean and Bobby but warns them not to interfere in his business. Assuming his new role as God, Castiel sets out to right some of the…

The showdown between good and evil is at hand. With the Apocalypse looming, Sam and Dean realize they are out of options and make heart-breaking decisions that will change their…

Sam and Dean are kidnapped by a group of gods, including Kali, Ganesh, and Baldur and held hostage in a small hotel. The gods want to use Sam and Dean…

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…

Sam decides to stop hunting but has a hard time after he receives a surprise visit. Dean and Castiel try to find the Archangel Raphael in their bid to stop…

Sam, Dean, and Bobby must deal with the aftermath of the Devil’s escape from Hell, and receive startling news from the Prophet Chuck.

The BAU team hunts for a serial killer who targets members of the police department in Phoenix, Ariz., a case that hits close to home for Morgan, a former cop.

Entering their first year as residents, Meredith Grey, Cristina Yang, Izzie Stevens and Alex Karev now have interns of their own to mentor. Among the new interns are George, forced…

Things are really beginning to heat up for Dexter: Doakes’ suspicions about him are growing, his victims are escaping, and his body dump site has been found. Meanwhile Paul is…