Paul Kelly
Role: Lt. Dan Barton / The Black Commando
Anne Nagel
Role: Jean Ashley
Trevor Bardette
Role: Jensen
Rudolph Anders
Role: Rudi Thysson
Clancy Cooper
Role: Det. Sgt. Pat Flanagan
Gregory Gaye
Role: Nazi Agent Feldon
Ludwig Donath
Role: Nazi Prof. Metzger
Eddie Parker
Role: Chief Henchman Berck
Wade Boteler
Role: Police Chief Burns
Charles C. Wilson
Role: Desk Sgt. Cullen
Alex Callam
Role: Investigator Hogan
Robert Fiske
Role: Investigator Ryan
Selmer Jackson
Role: Maj. Henry Barton
Jacqueline Dalya
Role: Linda
Jack Gardner
Role: F. Wolper
George Lynn
Role: Chief Stover
Frank Shannon
Role: Police Commissioner
Gus Glassmire
Role: Mr. Stevens
John Elliott
Role: Prof. Clyde
Jack Rice
Role: Fred, Jensen's Clerk
Sigfrid Tor
Role: Lt. Kurtz
Joseph W. Girard
Role: Col. Drake
Dick Botiller
Role: Hans Steufel
Lucien Prival
Role: U-499 Commander
Rose Plumer
Role: Flower Woman Spy
Lester Dorr
Role: Otto Stahl
Peter Leeds
Role: Henchman Carl Hiecke
Kit Guard
Role: Henchman Corrick
Warren Jackson
Role: Ralph
Henry Lysing
Role: Code Lessons
Lee Shumway
Role: Police Dispatcher
Roy Brent
Role: The Military Policeman
Stanley Brown
Role: Police Lab Technician
Ken Carpenter
Role: Newscaster
Steve Clark
Role: Nazi Agent
Joseph Crehan
Role: Police Chief Henry Burns
Eddie Dunn
Role: Weather Bureau Man
Franklyn Farnum
Role: Federal Agent
Eddie Gribbon
Role: First Mate
Chuck Hamilton
Role: Henchman
Jack Hendricks
Role: Henchman
Eddie Kane
Role: Coffee Shop Counterman
Frank LaRue
Role: Weather Bureau Man
Tom London
Role: Weather Bureau Guard
Knox Manning
Role: Narrator
Ted Mapes
Role: Nazi Agent
Frank McCarroll
Role: Military Policeman
James Millican
Role: Reporter Bill
Zon Murray
Role: Military Policeman
Edward Peil Sr.
Role: Policeman
Eddie Polo
Role: Special Delivery Messenger
Tom Steele
Role: Federal Agent
Harry Strang
Role: Henchman
Charles Sullivan
Role: Truck Driver
Wally West
Role: Policeman
Eddie Woods
Role: Henchman Kurt