The sound camera makes the dark continent give up its most amazing and closely-guarded secrets.
Explorer Paul Hoefler leads a safari into central Africa and what was then called the Belgian Congo, in the regions inhabited by the Wassara and the famous Ubangi tribes.
Walter Futter
Director, Writer
Harald Austin
Himself
Paul L. Hoefler
Himself

Lowell Thomas
Himself (narrator)

Charles Gemora
Gorilla (uncredited)
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