Duncan Lamont

as Marius (uncredited)

as Flight Sgt. Arthur

as John Williams

as Sladden

as Harry

as Hillman

as Webster

as The Prisoner

as Karlstaad

as Inspector

as Ferdinand, Le Viceroy

as Bob Curd

as Dr. Knight

as Wing Cdr. Bates

as The Bosun

as Dr. Saint

as Barney

as Ernest Defargue

as Maj. Bell