Richard Conte

Bill Locklin

Rona Anderson

Julia Jackson

Russell Napier

Supt. John Harrington

Colin Gordon

Harry Martin - reporter

Donald Bisset

Editor Harris

Arnold Marlé

Prof. Leon Dushenko

John Horsley

Det. Sgt. Gibson

Jane Welsh

Supt. McCollum - sanitarium

Aimée Delamain

Mrs. Henley