- Michael Bell
- Kontor / Lupus / Traxis / Venturak (voice)
- Arthur Burghardt
- Argus / Steth (voice)
- Corey Burton
- Goon / Kanok / Tauron (voice)
- Victor Caroli
- (voice)
- Peter Cullen
- Boltar / Nemesis / Spiro (voice)
- Pat Fraley
- Exeter Galaxon / Nomu (voice)
- Jason Maylor
- Zaru
- Neil Ross
- Flexor / Gaxon / Jerrok (voice)
- Susan Silo
- Compucore / Narra (voice)
- Frank Welker
- Bront / Tyrannix (voice)
