Shaun Smyth

In the fifth and final season premiere, Peter and his daughter Etta (GEORGINA HAIG) set out to find out what happened to Olivia.

The thrilling worlds of Fringe come to a mind-blowing end in the 100th episode and two-hour series finale as the team faces off against the Observers in one final battle.

As the Fringe team continues to fight the Observers, unforeseen events lead them into a forest, where they encounter a strange subculture devoted to recording human history.

The Fringe Team goes on the offensive.

The Fringe Team orchestrates a Fringe event of their own.

While Olivia encounters an intuitive oracle-like person (guest star JILL SCOTT) on a mission for Walter, Peter finds himself in a perilous situation as he observes Windmark.