Writer
Edgar Wallace
WRITER
Stars (in credits order)
Harold Warrender
Detective Inspector Wembury
Ralph Truman
Detective Inspector Bliss
Neville Brook
Colonel Walford
Ivor Barnard
Samuel Hackitt
Franklin Dyall
Maurice Meister
Henry Oscar
Dr. Lomond
Judy Kelly
Cora Ann Milton
Lydia Sherwood
Mary Lenley
Norman Claridge
John Lenley
Joe Cunningham
Sergeant Carter
Peter Ashmore
Benny
Richard George
Policeman
David Storm
Reginald Peldon
Phyllis Morris
Mrs. Hackitt
Eric Noels
PC Field
