Unit One official wallpaper
Unit One poster

Unit One

(2000)

Seasons

Unit One Season 1 poster

Season 1 (2000)

with 9 episodes premiered on October 1, 2000

Unit One Season 2 poster

Season 2 (2001)

with 7 episodes premiered on March 11, 2001

Unit One Season 3 poster

Season 3 (2001)

with 14 episodes premiered on December 30, 2001

Unit One Season 4 poster

Season 4 (2003)

with 2 episodes premiered on December 25, 2003