Stapleton
Detective Sgt. Peterson
Tang How
ERA Williams
Detective Inspector Marshall
Mr. Roberts
Monsieur Demaurault
D'Estell
Maj. Gen. Wightman
Inspector
Sergeant Arthur
Sir David Rogers
Clerk (uncredited)
Blind Man
Halstead
Don Fernando
Chief. Supt. Sewgold
Fred
Sgt. Jenkins
Outer Party Orator
Willowdale Captain
Self (archive footage)
Vishinsky
Det. Anderson
Commander Ford
Italian Tank Commander
Bus Inspector (Uncredited)
Radio Operator
Flight Sergeant G. E. Powell
Guardsman
Detective in Pub
Haines
Dexter
Policeman
Chal
Merrie Man
Geoffrey Livingston
Superintendent Faro
Enemy Scientist (uncredited)
Chal (voice)
Clergyman at Tyburn
Job Jolly
Vishinsky
Captain Lewis
Caesar Smith
Spanish Admiral
Lucas
Maj. Percy
Joannides
Argyll