Counter-Espionage

Warren William

Michael Lanyard

Eric Blore

Jameson

Hillary Brooke

Pamela Hart

Thurston Hall

Insp. Crane

Fred Kelsey

Dickens

Forrest Tucker

Anton Schugg

Matthew Boulton

Inspector Stephens

Kurt Katch

Gustav Sossel

Morton Lowry

Kent Wells

Leslie Denison

Harvey Leeds

Billy Bevan

George Barrow

Stanley Logan

Sir Stafford Hart

Tom Stevenson

Police Constable Hopkins

Lloyd Bridges

Waiter/Spy (uncredited)

Heather Wilde