Escritor/a
Edgar Wallace
ESCRITOR/A
Reparto (por orden de créditos)
Cecil Parker
ACTOR
Gina Malo
Cora Ann Milton
Garry Marsh
Central Det. Insp. Bliss
Neville Brook
Col. Walford
Ivor Barnard
Samuel Hackitt
Henry Oscar
Dr. Lombard
Lydia Sherwood
Mary Lenley
Norman Claridge
John Lenley
Joe Cunningham
Station Sgt. Carter
Peter Ashmore
Benny
Reginald Peldon
Policemen
Eric Noels
PC Field
Reginald Brooke
D.A. Clarke-Smith
Franklin Dyall
Maurice Meister (1939 version)
Richard George
Ernest Jay
Samuel Hackitt (1939 version)
Judy Kelly
Cora Ann Milton (1939 version)
Jack Livesey
Phyllis Morris
Mrs. Hackitt (1939 version)
Wally Patch
Marjorie Rhodes
David Storm
Ralph Truman
Central Det. Insp. Bliss (29th August 1939 showing)
Harold Warrender
Divisional Det. Insp. Wembury (1939 version)
