The team goes undercover on a movie set to stop a terrorist plot with unlikely backers. Roman blackmails Weller with a horrible secret about Jane.

It’s Halloween time at The Jeffersonian as the team gets a surprise visit from Lt. Abbie Mills and Ichabod Crane, who have traveled from the spooky town of Sleepy Hollow…

Locke’s mission off the island as Jeremy is revealed.

The face-off between the survivors and the freighter people continues, and the Oceanic Six find themselves closer to rescue.

Sayid goes back to the island to bring the rest of the people to the freighter. Ben, Locke, and Hurley go to another Dharma station in order to “move the…

Sayid confronts Ben’s spy on the freighter, and Ben urges daughter Alex to flee Locke’s camp in order to survive an impending attack.

The season 3 finale finds the castaways preparing for an invasion by the slightly less mysterious Others, while Charlie and Desmond find more than they were looking for in the…

After discovering something odd just offshore, Jack and Sayid come up with a plan to confront “The Others” and hopefully get Walt back. At the same time there will be…

A determined Michael convinces Jack and several castaways to help him rescue Walt from “The Others.” With Jack away, Locke is left in charge of the hatch and must decide…

Sawyer’s wound becomes life-threatening as he, Michael and Jin make their way through the interior of the island with the tail section survivors. Meanwhile, Shannon is once again haunted by…

Jack, Locke and Kate explore the mysterious hatch but Jack decides to wait before going down into the hatch. Kate and Locke aren’t so patient. When Shannon chases after Vincent…