Walter Pidgeon
Nicholas 'Nick' Carter, aka Robert Chalmers
Acting
Rita Johnson
Lou Farnsby
Acting
Henry Hull
John A. Keller
Acting
Stanley Ridges
Doctor Frankton (as Stanley C. Ridges)
Acting
Donald Meek
Bartholomew, the bee man
Acting
Addison Richards
Streeter - President of Radex
Acting
Henry Victor
Hammil - tall spy boss
Acting
Milburn Stone
Krebs - 2d hurt worker
Acting
Martin Kosleck
Otto - 3d hurt worker
Acting
Frank Faylen
Pete Foley - 1st pilot
Acting
Sterling Holloway
Bartholomew's Bee Asst.
Acting
Wally Maher
Cliff Parsons - Keller's Pilot & Asst.
Acting
Edgar Dearing
Harbor Patrol Sgt. Denny
Acting
Ernie Alexander
Factory Workman
Acting
Louis V. Arco
Yacht Captain
Acting
Frank Ball
Peake the Gardener
Acting
Don Brodie
Engel - X-49 Workman
Acting
Don Castle
Ed - 1st Hurt Worker
Acting
Eddy Chandler
Joe - Blueprint Security Officer
Acting
Gene Coogan
Welder
Acting
Paul Ellis
Faber - Henchman
Acting
Bud Geary
Seaman on Yacht
Acting
Chuck Hamilton
Entrance Guard
Acting
Edward Hearn
Deputy
Acting
Kenner G. Kemp
Student
Acting
William Lally
Exit Guard
Acting
Richard Lane
Sam Vaughn
Acting
Carey Loftin
Minor Role
Acting
Wilfred Lucas
Police Detective Randall
Acting
Joseph P. Mack
Draughtsman
Acting
George Meeker
Hartley
Acting
Roger Moore
Streeter's Secretary
Acting
William Newell
Taxi Driver
Acting
Gil Perkins
Factory Workman
Acting
Lee Phelps
Riley - Airplane Workman
Acting
Lee Prather
Police Captain
Acting
Charles Sherlock
Keller's Driver
Acting
Harry Templeton
Police Driver
Acting
Richard Terry
Cain - Henchman
Acting
Andrew Tombes
Robinson
Acting
Harry Tyler
Locker Room Attendant
Acting
Charles Flynn
Factory Workman
Acting