Cast
Robert Beatty
Dr. Mark Benton
Roger Delgado
Felix Galegos
Frank Atkinson
Railway Ticket Clerk (uncredited)
George Benson
Prescott
Ronald Leigh-Hunt
Sgt. Lewis (uncredited)
Peter Coke
Det. Insp. George Bellamy
Toke Townley
Fred Barker (uncredited)
Elizabeth Sellars
Della Freeman
Vida Hope
Jackie Leroy
Ferdy Mayne
Charles Constance
James Raglan
Supt. Grayson
Hugh Pryse
Mr. Rattray