Watch Fringe

In the fourth season finale, the Fringe team works diligently to prevent a catastrophic event that threatens the lives of everyone.

A mysterious Fringe event creates spontaneous combustion and forces Walter to confront his past while the Fringe team faces off against David Robert Jones to save the world, or worlds.

Both sides fight for a common cause; there are shocking developments tied to the Cortexiphan children.

Time springs forward to 2036, when the Observers and the Fringe team engage in a game-changing battle.

Walter goes to an alternate universe the help investigate a Fringe event that is connected to both worlds.

Lincoln travels to the other side to team up with Bolivia and his own alternate, as they search for a vigilante with an unexpected link to the shapeshifters.

Peter gets deja vu when the team faces a new case. Strangely, it takes place in this world.

Following the recent shocking revelations and emotional events, Peter considers his options as the Fringe team investigates a killer targeting love.

Peter and the Fringe team take extraordinary measures as pivotal events unfold.

As the Fringe team investigates a mentally ill patient who appears to be connected to a series of murders, disturbing clues and connections are revealed that lead Olivia to some shocking revelations.

Peter, Olivia, and Walter are confronted with a mysterious and terrifying Fringe event as they get trapped in a town with no opportunities for escape.

Astrid is surprised when her Alternate visits. Meanwhile, Peter and Olivia search for a killer who is using a toxin that has yet to be invented. Both universes collide in a case that pushes the boundaries of what is possible.

Olivia tries to deal with the ominous warning from the Observers.

Peter's visit to the Other Side intensifies as the alternate Fringe division battles against a formidable new foe in a desperate race against the clock.

Olivia and Lincoln take extreme measures to deal with the looming threat from the translucent shapeshifters, while helping Peter find his way home. Something "over there" occurs that hasn't happened since the universes were linked at the end of last season.

The team attempts to find a pattern between the tragic time loop anomalies.

Chaos occurs when the translucent shapeshifters return.

Olivia discovers a force that could be associated with Walter's past experiments with the drug Cortexiphan. The investigation forces Walter to leave the lab for the first time in years to go to New York to look at old case files.

The truce between the two worlds remains intact and the two sides are forced to work together, one week after Peter Bishop save the day and was wiped from existence. Lincoln Lee joins the Fringe team when they investigate a shapeshifter case that is personal to him.