Tarzan and the Great River

Tarzan and the Great River is a 1967 adventure film starring Mike Henry in his second of three film appearances as Tarzan. The twenty-seventh and penultimate film of the Tarzan film series that began with 1932's Tarzan the Ape Man, the film was produced by Sy Weintraub and Steve Shagan, written by Bob Barbash, and directed by Robert Day. Released on September 1, 1967, it was followed by Tarzan and the Jungle Boy in 1968.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.