Tarzan spends less screen time in this film than in any other picture in the series.
Producer Sol Lesser considered casting New York Yankees baseball great Lou Gehrig as Tarzan, but changed his mind after seeing his legs, which were "more functional than decorative."
Bill Elliott (uncredited as the river boat captain) later became known as Wild Bill Elliott in a series of westerns for Republic and Allied Artists.
Eleanor Holm's last movie. In an interesting concidence, both Holm and Glenn Morris died on January 31st, exactly 30 years apart.
Is part of the Public Domain.