演职人员
Dwight Wilson
Stuart Erwin
Patricia Merrick, also known as Mlle. Mystera
Dorothy Wilson
Dr. Paul Cornelius
Warner Oland
Horace Merrick
Dudley Digges
Mattie (as Gertrude W. Hoffman)
Gertrude Hoffmann
Chief of Detectives John F. O'Hara
Oscar Apfel
Joe Valerie
Frank Reicher
Mrs. Marble
Jane Darwell
Police Car Driver (uncredited)
斯坦利·布莱斯通
Paddywagon Cop (uncredited)
Ed Brady
Detective Schultz (uncredited)
Tom Brower
Detective Brady (uncredited)
Pat O'Malley
Police Desk Sergeant Hamilton (uncredited)
Ted Oliver
Police Radio Announcer (voice) (uncredited)
Irving Pichel
Policeman in Car (uncredited)
Max Wagner