Title from container

When Sydney leaves the CIA to join a powerful new Black Ops unit, she has no idea of the reunion in store for her. Family secrets are revealed and old adversaries come together in acts of betrayal, suspense and surprise

Originally broadcast on television during the 2005 season

Contains all 22 episodes from the fourth season

Special features: A chat with Jennifer Garner; "Meet Mia: Syd's little sister" featurette; "Marshall's world" featurette; blooper reel; deleted scenes

Created by J.J. Abrams

Jennifer Garner, Ron Rifkin, Carl Lumbly, Kevin Weisman, Victor Garber, Michael Vartan

TV-14

DVD, region 1, widescreen (1.78:1, enhanced); Dolby Digital 5.1 surround, digitally mastered, dual-layer, NTSC

Closed-captioned; English dialogue, Spanish subtitles; English subtitles for the deaf and hard of hearing

Disc one.

Episode 1: Authorized personnel only, part 1 -- Episode 2: Authorized personnel only, part 2 -- Episode 3: Awful truth -- Episode 4: Ice --

Disc two.

Episode 5: Welcome to Liberty Village -- Episode 6: Nocturne -- Episode 7: Détente -- Episode 8: Echoes --

Disc three.

Episode 9: Man of his word -- Episode 10: Index -- Episode 11: Road home -- Episode 12: Orphan --

Disc four.

Episode 13: Tuesday -- Episode 14: Nightingale -- Episode 15: Pandora -- Episode 16: Another Mister Sloane --

Disc five.

Episode 17: Clean conscience -- Episode 18: Mirage -- Episode 19: In dreams-- -- Episode 20: Descent --

Disc six.

Episode 21: Search and rescue -- Episode 22: Before the flood