- Michael Bell
- Eddie 'Auger' Auguter / Blackthorne Shore (voice)
- William Callaway
- Liquidator
- Christopher Collins
- D'Compose / Granahue / Tendril (voice) (as Chris Latta)
- Fred Collins
- (voice)
- Brad Crandall
- (voice)
- Dick Gautier
- Pyre / Crygen / Magnakor (voice) (as Richard Gautier)
- Ed Gilbert
- Metlar / Senator Masterson / General Crag (voice)
- Neil Ross
- Herc Armstrong
- Stanley Ralph Ross
- Redlen / Redsun (voice)
- Richard Saders
- Dr. Derek Bright
- Susan Silo
- Sandra Shore / Barbara Walker (voice)
- John Stephenson
- Granok / General Granitary (voice)
