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