A scientific expedition happens to discover that gold exists on Tarzan's escarpment. The villainous Medford and Vandermeer kidnap Jane and Boy to extort from Tarzan the location of the gold.
Johnny Weissmüller
Tarzan
Maureen O'Sullivan
Jane
Johnny Sheffield
Boy
Reginald Owen
Professor Elliott
Barry Fitzgerald
Dennis O'Doul
Tom Conway
Medford
Philip Dorn
Vandermeer
Cordell Hickman
Tumbo
