Mary Brooks' father, who has been studying ancient tribes, falls into the hands of "the people of Zar, god of the Emerald Fingers." Tarzan helps Mary locate her father, rescues everyone from the High Priest of Zar, and takes Mary to his cave.
Buster Crabbe
as Tarzan
Julie Bishop
as Mary Brooks
Edward Woods
as Bob Hall
Philo McCullough
as Jeff Herbert
E. Alyn Warren
as Dr. Brooks
Mischa Auer
as High Priest
Matthew Betz
as Nick
Frank Lackteen
as Abdul
Everett Brown
as Bearer
