Season 6 - Episode Guide

The hydrogen bomb's fallout divides the group in more ways than one. Ben takes drastic action and makes an eye-opening discovery.

Those on the island face the aftermath of the explosion. The Man in Black's motives and the reason for his startling reappearance become clearer.

Kate finds herself on the run, while Jack is tasked with something that could endanger a friend's life.

Locke goes in search of help to further his cause.

Hurley must convince Jack to accompany him on an unspecified mission, and Jin stumbles across an old friend.

Sayid is faced with a difficult decision, and Claire sends a warning to the temple inhabitants.

Ben deals with the consequences of an uncovered lie.

Locke tasks Sawyer with a mission.

Richard Alpert faces a difficult choice.

Sun and Jin desperately continue their search for one another, and Locke confronts his enemy.

Desmond wakes up to discover he's back on the island.

Hurley agonizes over what the group should do next, and Locke is curious about the new arrival to his camp.

Alliances are forged and broken as the Locke and Jack camps merge.

Jack must decide whether or not to trust Locke after he is asked to follow through on a difficult task.

The motives of John Locke are finally explained.

While Locke devises a new strategy, Jack's group searches for Desmond.

The ABC "Lost" Series Finale event is set to kick off with the airing of "Pilot, Parts 1 & 2," an enhanced version of the two-hour pilot of the series that changed the way viewers watch television. The enhanced pilot will feature exclusive insight with the cast saying goodbye to the groundbreaking series and talking about what "Lost" has meant to them over the years.

In the actual episode ("The End part 1"):

Locke searches for Desmond to achieve his goal of destroying the island. Jack, the newly-appointed "protector" of the island, sets out to stop him. In Los Angeles, the survivors slowly reunite and recall their island experiences. 

Locke puts his plan into action, which could liberate him from the island. 

The New Man in Charge" is a mini-episode that follows the events of LOST's series finale which show what happened to Hurley and Ben.

ABC invites new and avid "Lost" viewers to take a final glance at one of television's most talked about and critically acclaimed shows. The "Lost" Series Finale Event begins with this two-hour special, which takes a retrospective look back over the past six seasons of this groundbreaking series.