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