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