A small, independent air delivery service is menaced by a mad scientist with a death ray machine that blows up planes in mid-flight.
Barry Eldon
Renee Dupont
Tiny Davis
Victor Arnold
Drewen
Schutter
"Marconi"
Bill Lewis
Mona Greenwood
Dorothy Dunlap
Gertie Dunlap
Holden
Frank Dunlap
Himself
Newspaper editor
Second Nurse (uncredited)
Pete's Pal (uncredited)
Schulter's Henchman
Arnold's Chief Henchman
