Johnny Weissmüller
Tarzan
Maureen O'Sullivan
Jane
Johnny Sheffield
Boy
Reginald Owen
Professor Elliott
Barry Fitzgerald
Dennis O'Doul
Tom Conway
Medford
Adventure
Action
Tarzan's Secret Treasure
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.
