It is prior to the commencement of World War II, and Japan's fiendish Black Dragon Society is hatching an evil plot with the Nazis. They instruct a brilliant scientist, Dr. Melcher, to travel to Japan on a secret mission. There … Bela Lugosi, Clayton Moore, Joan Barclay, George Pembroke, Robert Frazer, Robert Fiske, Irving Mitchell Added on Amazon Prime 2023-02-04. Youtube Trailer