Brian O'Shaughnessy

as Mr. Thompson

as Col. Bretyn

as Piet Brügge

as Maj. Smith R.A.

as Mak

as John Enrlich

as Smidson

as Axelrod

as Father Shannon

as Professor Morton

as Admiral Norman Henshaw

as Colonel Duncan

as Pilot

as Andrew Murdock

as James Sullivan (as Brian O'Shaugnessy)

as 'Barracuda' Skipper

as Commander

as Corporal Caine

as Morgan

as Dr. Page

as Barrett

as Maj. Allen Wilson

as Mackenzie

as Macarthy

as Alec Dudley

as Major Ellis

as Col. van Vuuren

as Dr. Hermann Kummerow

as Herr Lüdemann

as Richard

as Clem

Role: Writer