On screen
Cast
20 credited performers
Ralph Bellamy
Barry Eldon
Tala Birell
Renee Dupont
Victor Kilian
Tiny Davis
Douglass Dumbrille
Victor Arnold
Robert Middlemass
Drewen
Edward Van Sloan
Schutter
Niles Welch
"Marconi"
Robert Allen
Bill Lewis
Billie Seward
Mona Greenwood
Marianne Edwards
Dorothy Dunlap
Geneva Mitchell
Gertie Dunlap
Wyrley Birch
Holden
Artwork unavailable
Pat Flaherty
Frank Dunlap
Artwork unavailable
Wiley Post
Himself
Charles Cahill Wilson
Newspaper editor
Inez Courtney
Second Nurse (uncredited)
Artwork unavailable
Robert Stanley
Pete's Pal (uncredited)
Artwork unavailable
Ethel Bryant
Character not listed
Egon Brecher
Schulter's Henchman
Al Hill
Arnold's Chief Henchman