Obsazení
Naunton Wayne
Mr. Hedgerley
John Horsley
Customs Officer
Noel Johnson
Frank Conway (uncredited)
Philo Hauser
Waiter (uncredited)
Anthony Newley
Operator (uncredited)
Olaf Pooley
Detective-Interrogator
Richard Marner
Soldier on Train (uncredited)
Emile Stemmler
Soldier at Station Checkpoint (uncredited)
Eugene Deckers
Alf
Paul Hardtmuth
Priest
Margaret Lockwood
Frances Gray
Dane Clark
Bill Casey
Gladys Henson
Attendant
Jill Balcon
Wardress (uncredited)
John Gabriel
Night Field Telephone Officer (uncredited)
Sam Kydd
Customs Man (uncredited)
Marius Goring
Commandant Anton Razinski
Patric Doonan
Customs Man
Ernest Butcher
Tom - Lab Assistant (uncredited)
Dinah Sheridan
Train Passenger at Checkpoint (uncredited)
Ewen Solon
Enemy Scientist (uncredited)
Wilfrid Hyde-White
Mr. Luke
George Benson
Sandwich Stand Customer
Eric Pohlmann
Joe - the bartender
Anton Diffring
Officer at Station (uncredited)
John G. Heller
Soldier at Station Check Point (uncredited)
Michael Hordern
Lab Director Owens