Season
- Season 5 2005-09-29
- Season 4 2005-01-05
- Season 3 2003-09-28
- Season 2 2002-09-29
- Season 1 2001-09-30
- Season 0
Episode
- Episode 1: Authorized Personnel Only (1)
- Episode 2: Authorized Personnel Only (2)
- Episode 3: The Awful Truth
- Episode 4: Ice
- Episode 5: Welcome to Liberty Village
- Episode 6: Nocturne
- Episode 7: Détente
- Episode 8: Echoes
- Episode 9: A Man of His Word
- Episode 10: The Index
- Episode 11: The Road Home
- Episode 12: The Orphan
- Episode 13: Tuesday
- Episode 14: Nightingale
- Episode 15: Pandora
- Episode 16: Another Mister Sloane
- Episode 17: A Clean Conscience
- Episode 18: Mirage
- Episode 19: In Dreams...
- Episode 20: The Descent
- Episode 21: Search and Rescue
- Episode 22: Before the Flood
Alias Season 4
Sydney Bristow, an agent who has been tricked to believe she is working for the U.S. government, is actually working for a criminal organization named the Alliance of Twelve. Upon learning this, Sydney becomes a double agent for the real CIA.
