T. Hayes Hunter
Director
Angus MacPhail
Writer
Harold V. King
Sound
Norman G. Arnold
Art Direction
Edgar Wallace
Theatre Play
Alex Bryce
Director of Photography
Michael Balcon
Producer
Bryan Edgar Wallace
Adaptation
Bernard Knowles
Director of Photography
Louis Levy
Music Director
Hugh Williams
Michael Seeley
Gordon Harker
Sam Hackett
Norman McKinnel
Insp. Mason
Renee Gadd
Janice Harman
Richard Bird
Donald Bateman
Nora Swinburne
Inez Landor
Leslie Perrins
Louis Landor
J.H. Roberts
Dr. Marford
D.A. Clarke-Smith
Dr. Rudd
Gibb McLaughlin
Sgt. Elk
Jeanne Stuart
Gloria Gaye
Clare Greet
Mrs. Albert