An American secret agent travels to Africa to infiltrate a Nazi spy ring.

Rod Cameron
Rex Bennett

Joan Marsh
Janet Blake

Duncan Renaldo
Capt. Pierre LaSalle

Lionel Royce
Baron von Rommler / Sultan Abou Ben Ali

Kurt Kreuger
Ernst Muller
Frederic Brunn
Wolfe

Sigfrid Tor
Luger

Georges Renavent
Armand

Kurt Katch
Kurt Hauptmann

Ralf Harolde
River Boat Captain

Wilhelm von Brincken
Capt. Boschert
William Yetter Sr.
Submarine Commandant