LA X (Part 1)
The final season premiere. Two realities seem to exist simultaneously.
LA X (Part 2)
The Temple is reached. Sayid is given a second chance.
What Kate Does
Kate escapes the Temple to find Sawyer. In the flash-sideways, she helps Claire.
The Substitute
The Man in Black recruits Sawyer. The cave of names is revealed.
Lighthouse
Jack and Hurley find a lighthouse. Jack confronts his role on the Island.
Sundown
Sayid faces a choice at the Temple. The Man in Black makes his move.
Dr. Linus
Ben faces judgment from Ilana. His flash-sideways shows a different man.
Recon
Sawyer plays both sides. His flash-sideways reveals an alternate career.
Ab Aeterno
Richard Alpert's origin is finally revealed. The Island's purpose is explained.
The Package
Jin and Sun are separated by opposing forces. Widmore's "package" is revealed.
Happily Ever After
Desmond is subjected to a massive electromagnetic event. Something awakens in the flash-sideways.
Everybody Loves Hugo
Hurley takes a leadership role. Desmond acts with purpose in the flash-sideways.
The Last Recruit
Alliances shift rapidly. The groups converge for the endgame.
The Candidate
The group tries to escape on the submarine. Devastating losses occur.
Across the Sea
The origin story of the Island's oldest conflict.
What They Died For
Jacob explains why they were chosen. A new protector is named.
The End (Part 1)
The series finale begins. All threads converge.
The End (Part 2)
The series finale. Everything that happened, happened.