- Robert Paige
- Hal Andrews / The Black Falcon
- Richard Fiske
- Bart Davis
- James Craig
- John Cummings
- Lorna Gray
- Babs McKay
- Sammy McKim
- Billy McKay
- Stanley Brown
- Charles Bronson
- Don Beddoe
- W. S. Hamilton
- Forbes Murray
- Marvin Brewster / The Professor
- Lee Prather
- Simmons
- Beatrice Blinn
- Brewster's Secretary
- Ann Doran
- Hamilton's Secretary
- Dick Curtis
- Henchman Korman
- Eddie Laughton
- Henchman Hall (Before Going to the Airport)
- John Tyrrell
- Williams
- Eddie Fetherston
- Borden
- John Dilson
- Dr. Alexander Craig
- Richard Alexander
- Sam Blaine
- Stanley Blystone
- Lacey
- Lynton Brent
- Draftsman
- Allan Cavan
- Air Force Colonel
- George Chesebro
- Red
- Steve Clark
- Gregory
- Clancy Cooper
- Truck Driver
- George DeNormand
- Henchman
- Lester Dorr
- Pete
- Curley Dresden
- Henchman Steve
- Edward Earle
- Frank Carlton, FBI Director
- Jack Evans
- Parking Lot Henchman
- Al Ferguson
- Ranch Henchman
- Jerry Frank
- Henchman
- Bud Geary
- Radioman
- Frank Hagney
- Henchman
- Chuck Hamilton
- Henchman
- William Lally
- Ed McKay
- Edward LeSaint
- Lewis Carroll
- George Magrill
- Henchman
- Merrill McCormick
- Clark
- James Millican
- Gang Pilot
- Bruce Mitchell
- Lacey
- Nestor Paiva
- Emmett
- Hugh Prosser
- Stokes
- George Rosener
- Hopkins
- Cy Schindell
- Osborne
- Jack C. Smith
- Policeman
- Tom Steele
- Hall (Arriving at the Airport)
- Harry Strang
- Tommy Shane
- Glenn Strange
- Henchman
- Charles Sullivan
- Henchman
- Harry Tenbrook
- Dugan
- George Turner
- Crawford
- Robert Walker
- Agent 33
- Harry Wilson
- Henchman
