Chris Cox
Hank Hogan (voice)
Greg Ellis
Dan Dare (voice)
Julian Holloway
Digby (voice)
Carole Ruggier
Professor Jocelyn Peabody (voice)
Rodger Bumpass
Sondar (voice)
Clive Revill
Sir Hubert Guest (voice)
Charles Dance
Colonel Simon Lasker (voice)
Tom Kane
Sir Hubert (voice)
