As the power of the island to both heal and destroy comes into sharp focus, the lines between good and evil are blurred and loyalties are challenged when the survivors of the crash become tangled within the lives of the Others.

Title from container. Created by Damon Lindelof & Jeffrey Lieber and J.J. Abrams. Contains all 23 episodes from the third season. Special features: Disc 7: "The world of the Others" : friends or foes? : secrets and mysteries revealed by cast and producers -- Lost flashbacks : all-new, never-before-seen flashbacks -- Lost on location : go behind the scenes with these all-new tales from season 3 -- The Lost book club : get hints to the significance of Lost's literary references -- Lost in a day : an exclusive look at 24 hours in the life of this ambitious series -- Deleted scenes -- Lost bloopers -- Audio commentaries.

Disc 1 (Episodes 1-4).A tale of two cities ; The glass ballerina ; Further instructions ; Every man for himself -- Disc 2 (Episodes 5-8). The cost of living ; I do ; Not in Portland ; Flashes before your eyes -- Disc 3 (Episodes 9-12). Stranger in a strange land ; Tricia Tanaka is dead ; Enter 77 ; Par avion -- Disc 4 (Episodes 13-16). The man from Tallahassee ; Exposé ; Left behind ; One of us -- Disc 5 (Episodes 17-20). Catch-22 ; D.O.C. ; The brig ; The man behind the curtain -- Disc 6 (Episodes 21-23). Greatest hits ; Through the looking glass, part one ; Through the looking glass, part two.