Calificación
Reparto

Stuart Erwin
Dwight Wilson

Dorothy Wilson
Patricia Merrick, also known as Mlle. Mystera

Warner Oland
Dr. Paul Cornelius

Dudley Digges
Horace Merrick

Gertrude Hoffmann
Mattie (as Gertrude W. Hoffman)

Oscar Apfel
Chief of Detectives John F. O'Hara

Frank Reicher
Joe Valerie

Jane Darwell
Mrs. Marble

Stanley Blystone
Police Car Driver (uncredited)

Ed Brady
Paddywagon Cop (uncredited)

Tom Brower
Detective Schultz (uncredited)

Pat O'Malley
Detective Brady (uncredited)

Ted Oliver
Police Desk Sergeant Hamilton (uncredited)

Irving Pichel
Police Radio Announcer (voice) (uncredited)

Max Wagner
Policeman in Car (uncredited)