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