Terrence Dowd
Lee Bowman
Claire Adamson
Elyse Knox
Ruth Kroner
Gloria Jean
Sally Mullin
Peggy Ryan
Johnny Colton
Lon Chaney Jr.
Professor Joseph Kroner
Ludwig Donath
Danny Kroner
Ray McDonald
Doctor Henlein
Joel Marston
Sgt. Mullin
Richard Lane
Mrs. Mullin
Irene Ryan
Lennie Dowd
Lanny Simpson
Fr. Callaghan
Paul Guilfoyle
Lulu Troy
Iris Adrian
Carol Anne
Kay Anne Nelson
Luigi
Martín Garralaga
Charlie Li
Lee Tung Foo
Capt. Blake
Robert Emmett Keane
Uncredited
Harry Antrim
Harry Antrim