George Baker

Bill Randall

Richard Attenborough

George Hoskins

Bill Owen

Birdie

Virginia McKenna

Helen Randall

Roland Culver

Maj. Fordyce

Bernard Lee

Customs Officer Brewster

Ralph Truman

Sir Richard

John Chandos

Raines

Harold Goodwin

Customs Officer

John Longden

Detective

Alfie Bass

Sailor (uncredited)

Stratford Johns

Garage Worker (uncredited)

Basil Dearden