Detective Nick Carter is brought in to foil spies at the Radex Airplane Factory, where a new fighter plane is under manufacture.
Nicholas 'Nick' Carter, aka Robert Chalmers
Lou Farnsby
John A. Keller
Doctor Frankton (as Stanley C. Ridges)
Bartholomew, the bee man
Streeter - President of Radex
Hammil - tall spy boss
Krebs - 2d hurt worker
Otto - 3d hurt worker
Pete Foley - 1st pilot
Bartholomew's Bee Asst.
Cliff Parsons - Keller's Pilot & Asst.
Harbor Patrol Sgt. Denny
Factory Workman
Yacht Captain
Peake the Gardener
Engel - X-49 Workman
Ed - 1st Hurt Worker
Joe - Blueprint Security Officer
Welder
Faber - Henchman
Seaman on Yacht
Entrance Guard
Deputy
Student
Exit Guard
Sam Vaughn
Minor Role
Police Detective Randall
Draughtsman
Hartley
Streeter's Secretary
Taxi Driver
Factory Workman
Riley - Airplane Workman
Police Captain
Keller's Driver
Police Driver
Cain - Henchman
Robinson
Locker Room Attendant
Factory Workman
Story
Director
Story
Screenplay
Original Music Composer
Art Direction
Producer
Set Decoration
Director of Photography
Sound
Stunts
Original Music Composer
Editor
Unit Manager
Assistant Director
Orchestrator