演职人员
导演
Harold Young
April Garfield
Gloria Jean
Dave Ball
Kirby Grant
Willie Winchester
米爾本·史東
Shadow
Edward Brophy
Garrett Garfield
Samuel S. Hinds
Whisper
Jacqueline deWit
Joe Billings
Hobart Cavanaugh
Inspector Pat Malloy
Addison Richards
Dr. Armitage
皮埃尔·沃特金
J.C Cartwright
Clyde Fillmore
Mrs. Barrington
Mary Forbes
Henry Childs
Morgan Wallace
Popolopolis
Paul Porcasi
Singer at Radio Station (uncredited)
Ethelreda Leopold
Western Union Woman (uncredited)
Nan Leslie
Imitator (uncredited)
Dorothy Lloyd
Roughneck (uncredited)
威廉·洛夫廷