John Culkin
Kim Il-Sung/Captain/Kenny/Ken/Additional Voices
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Jan London
Ivy/Angie/Captain Sulu/Sally/Jane/Sheila/Anne/Additional Voices
Marc Mulloy
Captain Liam/Director Khan/General Mun/Additional Voices
Stuart Smith
Professor Ardas/Lieutenant Saga/Doctor Bruno/Sark/General Blackman/General/Dr. Rhodes/Additional Voices
Scott Smith
Narrator/Piggy/Dr. Sun/Commander Nicholas/Dr. Kim/Tom (Second Voice)/Ben/Keith/Dr. Sparta/Additional Voices
Simon Broad
Dark Emperor/Jack/Commander Dali/Lieutenant Tim/Pete/Astronaut/Tom/Rock/General/Additional Voices