Lt. Dan Barton / The Black Commando
Jean Ashley
Jensen
Rudi Thysson
Det. Sgt. Pat Flanagan
Nazi Agent Feldon
Nazi Prof. Metzger
Quito
Chief Henchman Berck
Police Chief Burns
Desk Sgt. Cullen
Investigator Hogan
Investigator Ryan
Maj. Henry Barton
Linda
F. Wolper
Marvin
Chief Stover
Police Commissioner
Mr. Stevens
Prof. Clyde
Fred, Jensen's Clerk
Lt. Kurtz
Col. Drake
Hans Steufel
U-499 Commander
Flower Woman Spy
Otto Stahl
Henchman Carl Hiecke
Henchman Corrick
Ralph
Code Lessons
Police Dispatcher
The Military Policeman
Police Lab Technician
Messenger
Newscaster
Nazi Agent
Police Chief Henry Burns
Weather Bureau Man
Federal Agent
First Mate
Henchman
Henchman
Coffee Shop Counterman
Weather Bureau Man
Weather Bureau Guard
Narrator
Nazi Agent
Military Policeman
Reporter Bill
Military Policeman
Policeman
Jailer
Special Delivery Messenger
Policeman
Federal Agent
Newsboy
Henchman
Truck Driver
Policeman
Henchman Kurt
Henchman