The White Gorilla(1945)
A white gorilla is snubbed by black gorillas because he is the wrong color. Cut off from his tribe he becomes lonely and angry. After troubling hunters and natives, the white gorilla fights the king of the black gorillas while we are told by a narrator that the fate of Africa hangs in the balance. The movie was made by editing some 1947 acting into footage from a 1927 silent serial, Perils of the Jungle, starring Frank Merrill the fifth screen Tarzan.
This is the theatrical trailer for the movie.