Cast
Douglass Dumbrille
Victor Arnold
Edward Van Sloan
Schutter
Niles Welch
"Marconi"
Billie Seward
Mona Greenwood
Egon Brecher
Schulter's Henchman
Al Hill
Arnold's Chief Henchman
Victor Kilian
Tiny Davis
Robert Allen
Bill Lewis
Pat Flaherty
Frank Dunlap
Charles Cahill Wilson
Newspaper editor
Ralph Bellamy
Barry Eldon
Robert Middlemass
Drewen
Geneva Mitchell
Gertie Dunlap
Wyrley Birch
Holden
Tala Birell
Renee Dupont
Marianne Edwards
Dorothy Dunlap
Inez Courtney
Second Nurse (uncredited)