| Person | Type | Job | Role(s) |
|---|---|---|---|
 Abel Korzeniowski | Crew | Sound | Music |
 Aristomenis Tsirbas | Crew | Directing | Director, Story |
 Evan Spiliotopoulos | Crew | Writing | Screenplay |
 Amanda Peet | Cast | Actress | Maria Montez (voice) |
 Beverly D'Angelo | Cast | Actress | Interrogator Wright (voice) |
 Bill Birch | Cast | Actor | Terrian 2 (voice) |
 Brian Cox | Cast | Actor | General Hemmer (voice) |
 Brian D. Johnson | Cast | Actor | Lt. Johnson (voice) |
 Chad Allen | Cast | Actor | Terrian Scientist (voice) |
 Chris Evans | Cast | Actor | Stewart Stanton (voice) |
 Danny Glover | Cast | Actor | President Chen (voice) |
 Danny Trejo | Cast | Actor | Elder Barum (voice) |
 David Cross | Cast | Actor | Giddy (voice) |
 David Krumholtz | Cast | Actor | Terrian Commander (voice) |
 Dennis Quaid | Cast | Actor | Roven (voice) |
 Evan Rachel Wood | Cast | Actress | Mala (voice) |
 James Garner | Cast | Actor | Doron (voice) |
 Justin Long | Cast | Actor | Senn (voice) |
 Laraine Newman | Cast | Actress | Toy Merchant (voice) |
 Luke Wilson | Cast | Actor | Jim Stanton (voice) |
 Mark Hamill | Cast | Actor | Elder Orin (voice) |
 Phil LaMarr | Cast | Actor | Fabric Merchant (voice) |
 Ron Perlman | Cast | Actor | Elder Vorin (voice) |
 Rosanna Arquette | Cast | Actress | Professor Lina (voice) |
Timi Prulhiere | Cast | Actress | Terrian 1 (voice) |
Tom Connolly | Cast | Actor | Technician Williams (voice) |
 Vanessa Johansson | Cast | Actress | Sora (voice) |
 Alec Holden | Cast | Actor | Tulo (voice) |
 Brooke Bloom | Cast | Actress | Technician Quinn (voice) |
 James Devoti | Cast | Actor | Colonel Wheeler (voice) (as Jim Devoti) |
Josh Miller | Cast | Actor | Tuki (voice) (as Worm Miller) |
 Masam Holden | Cast | Actor | Tumi (voice) |
 Michael Scovotti | Cast | Actor | Lt. Evans (voice) |
Zoe Bleu | Cast | Actress | Kima (as Zoe Sidel) |
| Person | Type | Job | Role(s) |
