The Door with Seven Locks

Leslie Banks

Dr. Manetta

Lilli Palmer

June Lansdowne

Cathleen Nesbitt

Ann Cody

Gina Malo

Glenda Baker

David Horne

Edward Havelock

Romilly Lunge

Dick Martin

Richard Bird

Inspector Cornelius 'Andy' Sneed

J.H. Roberts

Luis Silva

Aubrey Mallalieu

Lord Charles Francis Selford

Harry Hutchinson

Bevan Cody

Phil Ray

Tom Cawler

George Street

Chief Commissioner

Ross Landon

John Selford

Raymond Mander

P.C. in Sneed's Office (Uncredited)

Charles Paton

Handwriting Expert (Uncredited)

George Street

Chief Commissioner (Uncredited)

Norman Lee

Director

Roy Parkinson

First Assistant Director

Edgar Wallace

Novel

Gilbert Gunn

Screenplay

Norman Lee

Screenplay

John Argyle

Producer

Hamilton G. Inglis

Production Manager

Ernest Palmer

Director of Photography

Alex Bryce

Director of Photography

Ronald Anscombe

Camera Operator

Ted Richards

Editor

C. Gilbert

Art Direction