Elenco
Lee Bowman
Terrence Dowd
Elyse Knox
Claire Adamson
Gloria Jean
Ruth Kroner
Peggy Ryan
Sally Mullin
Lon Chaney Jr.
Johnny Colton
Ludwig Donath
Professor Joseph Kroner
Ray McDonald
Danny Kroner
Joel Marston
Doctor Henlein
Richard Lane
Sergeant Mullin
Irene Ryan
Mrs. Mullin
Lanny Simpson
Lennie Dowd
Paul Guilfoyle
Father Callaghan
Iris Adrian
Lulu Troy
Kay Anne Nelson
Carol Anne
Martín Garralaga
Luigi
Lee Tung Foo
Charlie Li
Robert Emmett Keane
Captain Blake
Harry Antrim
Uncredited
Equipe
Arthur Dreifuss
Director
Richard C. Currier
Editor
Barbara Brier
Costume Design
Arthur Dreifuss
Producer
Arthur Hoerl
Screenplay
McElbert Moore
Screenplay
Kiva Hoffman
Makeup Artist
Louis Da Pron
Choreographer
Neil E. McGuire
Set Decoration
Daniel Hall
Art Direction
Philip Tannura
Director of Photography
Herschel Burke Gilbert
Original Music Composer