Director
Robert F. Hill
DIRECTOR
Writer
WRITER
William Buchanan
Basil Dickey
Stars (in credits order)
Ralph Byrd
Dr. Jerry Sheehan
Herbert Rawlinson
Sir James Blake
Joan Barclay
Hope Mason
Lloyd Hughes
Dr. Marshall
Dickie Jones
Bobby Mason
Lucille Lund
Duchess [Chs. 1-6, 14]
Nick Stuart
Julot [Chs. 2-4, 9-10, 14]
Sam Flint
Chief Insp. Henderson
Gail Newbury
Mimi - Policewoman [Chs. 2-4, 9-11]
Jimmy Aubrey
The Hag
Theodore Lorch
Daggett - the Butler
George DeNormand
Pedro - Henchman [Chs. 1-7, 14]
Bob Terry
Peyton - Henchman
William Farrel
Count Basil Segaloff
Frank Wayne
Charles - the Footman
Dick Curtis
Nicky - Henchman
Victor Adamson
Newsboy (uncredited)
John Bagni
Cafe Waiter [Chs. 1-3, 10, 14] (uncredited)
Bruce Bennett
Adolph - Henchman with eyepatch (uncredited)
John Elliott
Landlord and League Representive [Chs. 11-13] (uncredited)
Henry Hall
Scotland Yard Detective [Chs. 5, 7, 11-13] (uncredited)
John Harron
Sgt. Dickens [Chs. 6, 8, 11-12] (uncredited)
Eric Mayne
Peace Delegate [Chs. 1 & 11] (uncredited)
George Morrell
Adm. Blandon [Chs. 1 & 11] (uncredited)
Francis Walker
Henchman (uncredited)
