Kristopher Kum
— The Interrogator
Joanna Dunham
— Sheila Martin
Michael Bryant
— Henry Martin
Mark Rogers
— Peter Martin
Richard Pendrey
— Driver
Warren Stanhope
— General Anderson
Douglas Lambert
— Adjutant
Bruce Boa
— Senator Mabon
Burt Kwouk
— Prisoner
Christopher Malcolm
— First Officer
Denis Duval
— Second Officer