Watch Lost Season 6 Full Episodes

The Man in Black's final fate is determined, and one survivor must make the ultimate sacrifice to save the island. Meanwhile, in another life, the...

Jack, the new protector of the island, meets with Locke and they go past the bamboo field with Desmond to visit the heart of the island. The Man in...

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

The motives of John Locke are finally explained.

After the remaining survivors are reunited, Sawyer and Jack hatch a plan to divert the Man in Black's attention and leave the island without him on...

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

Hurley worries about what the group should do next and Locke is curious about the new arrival in his camp.

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

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

Richard Alpert faces a difficult choice.

Locke tasks Sawyer with a mission.

Ben deals with the consequences of an uncovered lie.

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

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

Locke goes in search of help to further his cause. Kate finds herself on the run, while Jack is tasked with something that could put a friend's life...

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

Jack, Sawyer, Kate, Miles and Hurley, struggling to save Sayid, face an ancient secret. Meanwhile, a fake Lock exits the chamber to everyone's awe.

A parallel universe, in which the crash never happened, is revealed as an aftermath of the bomb's detonation. Meanwhile, Sawyer blames Jack for the...