Elenco
Edmund Lowe
Inspector Barrabal
Sebastian Shaw
Frank Sutton
Ann Todd
Carol Stedman
Tamara Desni
Tamara
Robert Newton
Larry Graeme
Allan Jeayes
Inspector Elford
Alastair Sim
Joshua Collie
Stewart Rome
Police Superintendent Marshall
Mabel Terry-Lewis
Mrs. Stedman
Gordon McLeod
Mr. Field
Syd Crossley
Minor Role
Alf Goddard
Police Sgt. Hawkins
Danny Green
Safecracker
Fred Groves
Martin
Michael Rennie
Medical Examiner
Bill Shine
Alfie
Ben Williams
Dale
Philip Ray
Safecracker (uncredited)
Noel Dainton
Police Inspector (uncredited)
Equipe
Bryan Edgar Wallace
Scenario Writer
Edgar Wallace
Novel
Ted Berkman
Screenplay
William K. Howard
Director
Miklós Rózsa
Original Music Composer
Georges Périnal
Director of Photography
Russell Lloyd
Editor
Wilfred O'Kelly
Assistant Director
A.W. Watkins
Sound
Vincent Korda
Set Designer
David B. Cunynghame
Production Manager