Captain Midnight
Joyce
Ivan Shark
Chuck
Ichabod Mudd
John Edwards
Fury
Major Steel (as Joe Girard)
Borgman
Dr. James Jordan
Martel (as Charles Hamilton)
Gardo
Kraus (uncredited)
Henchman (uncredited)
Police Chief (uncredited)
Allen (uncredited)
Army Officer (uncredited)
Policeman (uncredited)
Red (uncredited)
Narrator (uncredited)
Slim (uncredited)
Army Air Dispatcher / G-Man Guard at Bungalo (uncredited)
Fang (uncredited)
Nurse Grey (uncredited)
Spotter (uncredited)
Burns (uncredited)
Slick (uncredited)
Taxi Driver (uncredited)