The Best Episodes of Fringe

Walter explains to Olivia how Peter came from the alternate universe, and how he was willing to risk everything to save his son.

Director: David Straiton

Writer: Jeff Pinkner, Akiva Goldsman, J. H. Wyman, Josh Singer

The Fringe team engages a desperate plan as Olivia embarks on a dangerous and otherworldly journey into the unknown. Then, Peter, Olivia, Walter, Astrid and Broyles face off against the Observers in one final and extraordinary battle for the fate of mankind.

Director: J. H. Wyman

Writer: J. H. Wyman

When the passengers on a commuter train all die instantly of massive power loss, the team realizes that a time traveler is responsible... and that it may be impossible to apprehend him. Meanwhile, Walter writes a letter to Peter explaining his origins.

Director: Thomas Yatsko

Writer: J. H. Wyman, Jeff Vlaming

Walternate asks Peter to help complete the device, while the fugitives Walter and Olivia are reunited with William Bell. Meanwhile, the alternate world's Fringe Division closes in on the invaders, and Peter must make a life-shattering decision.

Director: Akiva Goldsman

Writer: Jeff Pinkner, Akiva Goldsman, J. H. Wyman

Setting the stage for the dramatic and revealing first season finale are a sudden and unexpected attack on someone with close ties to Fringe Division, the return of bioterrorist David Robert Jones and the inexplicable disappearance of Walter. Find out more about the mysterious events surrounding our trio when questions are answered, observations made, loyalties are tested and the elusive William Bell is finally introduced.

Director: Brad Anderson

Writer: Jeff Pinkner, Akiva Goldsman, J. H. Wyman, Bryan Burk

Peter struggles to cope with recent events; Olivia searches for an ally; a device that communicates between universes is discovered...

Director: Brad Anderson

Writer: Jeff Pinkner, J. H. Wyman

As the thrilling third season propels to a climactic close, questions will be answered as Peter confronts his destiny and a beloved team member meets an untimely demise.

Director: Joe Chappelle

Writer: Jeff Pinkner, Akiva Goldsman, J. H. Wyman

The arrival of a building from the alternate Earth causes massive death and destruction to those occupying the site at its arrival. Walter soon realizes that to equalize the balance between universes, another building will have to disappear... along with everyone inside it. The team's only chance is for Walter to activate Olivia's long-buried ability to distinguish objects from the other universe.

Director: Charles Beeson

Writer: Zack Stentz, Ashley Miller

When Walter discovers that Peter has traveled to the alternate universe, he and Olivia gather three cortexiphan children with the ability to transition safely between the two Earths.

Director: Akiva Goldsman

Writer: Jeff Pinkner, Akiva Goldsman, J. H. Wyman

The Fringe team goes back to the future as the story jumps ahead to 2036, when the Observers and the Fringe team engage in a game-changing battle.

Director: Joe Chappelle

Writer: Jeff Pinkner, Akiva Goldsman, J. H. Wyman

Peter, Olivia, Walter, Astrid and Broyles face off against the Observers in one final and extraordinary battle for the fate of mankind.

Director: P.J. Pesce

Writer: Alison Schapker

The Fringe team is running out of time to save the world. As Peter, Olivia, Astrid and Walter scramble to tap into a key piece of the puzzle to defeat the Observers, they enlist the aid of Nina Sharp who conjures up a plan.

Director: Jeffrey G. Hunt

Writer: David Fury

The Observer chooses to do something other than observe, abducting a college student. However, when the Fringe team investigates, they discover that there is more than one Observer.. in both time and space.

Director: Dennis Smith

Writer: Jeff Pinkner, J. H. Wyman

The First Wave breaks into a mental hospital and cures a long-term patient suffering from schizophrenia. When the Fringe team investigates, Olivia discovers that the group's leader has one of the heads stolen from cryogenic storage months earlier. Meanwhile, two other mental patients are cured of their schizophrenia and the team soon realize that something was taken from each patients' brain... and Walter holds the key to realizing what First Wave is after.

Director: Jeannot Szwarc

Writer: Zack Stentz, Ashley Miller

As devastation spreads on This Side, Walter, Olivia, and Sam Weiss struggle to find a way to stop the destruction and discover that one individual has the ability to allow Peter access to the Machine.

Director: Thomas Yatsko

Writer: Alison Schapker, Monica Owusu-Breen

The dying Observer comes to see Walter and Peter, who must take extreme measures to learn what secrets he hides and determine if he knows where Olivia is. Meanwhile, David Robert Jones tries to force Olivia to use her cortexiphan abilities by torturing Nina.

Director: Jeffrey G. Hunt

Writer: David Fury

German agents question Olivia about her "relationship" with David Robert Jones, an escaped prisoner questioned months earlier now living in the U.S. The Fringe Division investigates a threatening case where victims die faceless from their orifices suddenly sealing.

Director: Norberto Barba

Writer: David H. Goodman, Robert Chiappetta, Glen Whitman

Olivia experiences "awake dreams," seeing elaborate visions of things not really there. While investigating a disturbing case of a woman who apparently spontaneously combusted, Olivia throws caution to the wind and explores her unexplained visions further. Meanwhile, Walter discusses key information about the Z.F.T. manifesto, and Peter reveals a secret that yields unexpected results in the case.

Director: Fred Toye

Writer: Jeff Pinkner, J.R. Orci, Akiva Goldsman

Olivia begins to regain her memories of her encounter with William Bell. Meanwhile, the "First Wave" tries to collect the head of their leader, and the traitor makes his move.

Director: Joe Chappelle

Writer: Zack Stentz, Ashley Miller

Two teenagers turn up dead and evidence indicates that shapeshifters have borrowed their forms for some special mission. While the Fringe team tries to track them down, Peter grows increasingly suspicious of Walter's secretive behavior.

Director: Jeffrey G. Hunt

Writer: Josh Singer, Ethan Gross

After the extraordinary turn of events that shockingly left an imprisoned Olivia "over there," she fights to find her way home. Meanwhile, Peter and Walter try to move on with their lives unknowingly alongside alternate Olivia.

Director: Joe Chappelle

Writer: Jeff Pinkner, J. H. Wyman

When a serial kidnapper “over there” strikes again, the emotional and familiar case hits home for Colonel Broyles, sending a determined Olivia to uncover additional details about the abductions. In the meantime, Olivia fights on and reunites with Henry to enlist his services on an intense and covert mission to return home.

Director: Chuck Russell

Writer: David Wilcox, Graham Roland

In an effort to remove Bell's consciousness from Olivia's mind, Peter, Bell, and Walter enter Olivia's subconscious and attempt to find her personality, which has hidden itself somewhere safe.

Director: Joe Chappelle

Writer: Jeff Pinkner, Akiva Goldsman, J. H. Wyman

The Fringe team must find the pattern between tragic time loop anomalies. As the investigation unfolds, Raymond, an electrical engineer, and his wife Kate, a professor of theoretical physics, enter the picture.

Director: Brad Anderson

Writer: Robert Chiappetta, Glen Whitman

Peter, Olivia and Walter come face to face with a mysterious and terrifying Fringe event as they get trapped in a town that there’s no escaping from.

Director: David Straiton

Writer: J.R. Orci, Graham Roland