Jeremy Wilkin

as Ralph Clayton (voice)

as Captain Ochre (voice), Shroeder (voice), Captain Ochre / Director General Xian Yoh / Director General's Double (voice), Major Gravener (voice), Jackson (voice), Dr. Giadello (voice), Morton / Distillery Attendant (voice), Captain Ochre / Barman (voice), Angelini (voice), Rhodes (voice), Human Captain Black / Delta Garage Attendant / Radio Announcer (voice), Captain Ochre / Dr. Kurnitz / Human Captain Black (voice), Kinley (voice), Andre Verdain / Commissionaire (voice), Captain / Security Man (voice), Senior Cadet Joe Johnson (voice), Dr. Denton / Spectrum, New York (voice), Lieutenant Burroughs / Radio Announcer (voice), Captain Ochre / Guard 2 (voice), Control (voice), Dr. Sommers (voice), Colonel Storm / Robot (voice), Captain Ochre / 2nd Medical Student / Radiographer (voice), Captain Ochre / 3rd Policeman / 5th Policeman / Radio Announcer (voice), Pilot (voice), Captain Ochre / Reporter Harry (voice), Captain Ochre / Tribune Control Operator (voice), Captain Ochre / Lookout Warden (voice), 3rd Policeman / Shroeder (voice)