Lloyd Bridges
Waiter/Spy (uncredited)
Hillary Brooke
Pamela Hart
Eric Blore
Jameson
Thurston Hall
Insp. Crane
Forrest Tucker
Anton Schugg
Warren William
Michael Lanyard
Billy Bevan
George Barrow
Matthew Boulton
Inspector Stephens
Fred Kelsey
Dickens
Kurt Katch
Gustav Sossel
Morton Lowry
Kent Wells
Stanley Logan
Sir Stafford Hart