The cult favorite's fifth and final season will take place fully in an Observer-ruled future and finds the rogue team out to save the world. Still, you can expect a flashback to the Observer takeover, which is shown in this promo for the final (sniff!) season. But is a happy ending eventually in the cards of Peter (Joshua Jackson) and Olivia (Anna Torv)? "I don't know what they're going to get, but yeah, I hope that!" Torv tells us.