Alias

Season 4

Add Show to Watchlist
The action explodes in the phenomenal fourth season when Sydney leaves the CIA to join a powerful new Black Ops unit, having no idea of the reunion in store for her.
Watch from these locations
22 Episodes
  • Authorized Personnel Only (1)
    E1
    Authorized Personnel Only (1)Episode 1
  • Authorized Personnel Only (2)
    E2
    Authorized Personnel Only (2)Episode 2
  • The Awful Truth
    E3
    The Awful TruthEpisode 3
  • Ice
    E4
    IceEpisode 4
  • Welcome To Liberty Village
    E5
    Welcome To Liberty VillageEpisode 5
  • Nocturne
    E6
    NocturneEpisode 6
  • Détente
    E7
    DétenteEpisode 7
  • Echoes
    E8
    EchoesEpisode 8
  • A Man of His Word
    E9
    A Man of His WordEpisode 9
  • The Index
    E10
    The IndexEpisode 10
  • The Road Home
    E11
    The Road HomeEpisode 11
  • The Orphan
    E12
    The OrphanEpisode 12
  • Tuesday
    E13
    TuesdayEpisode 13
  • Nightingale
    E14
    NightingaleEpisode 14
  • Pandora
    E15
    PandoraEpisode 15
  • Another Mister Sloane
    E16
    Another Mister SloaneEpisode 16
  • A Clean Conscience
    E17
    A Clean ConscienceEpisode 17
  • Mirage
    E18
    MirageEpisode 18
  • In Dreams...
    E19
    In Dreams...Episode 19
  • The Descent
    E20
    The DescentEpisode 20
  • Search and Rescue
    E21
    Search and RescueEpisode 21
  • Before the Flood
    E22
    Before the FloodEpisode 22
Cast of Season 4
  • Jennifer GarnerSydney Bristow
  • Michael VartanMichael Vaughn
  • Victor GarberJack Bristow
  • Ron RifkinArvin Sloane
  • Carl LumblyMarcus Dixon
  • Kevin WeismanMarshall Flinkman
  • Greg GrunbergEric Weiss

Take Plex everywhere

Watch free anytime, anywhere, on almost any device.
See the full list of supported devices