Johnny Weissmüller

~ as ~

Tarzan

Brenda Joyce

~ as ~

Jane

Johnny Sheffield

~ as ~

Boy

Acquanetta

~ as ~

Lea, the High Priestess

Edgar Barrier

~ as ~

Dr. Ameer Lazar

Dennis Hoey

~ as ~

Commissioner

Tommy Cook

~ as ~

Kimba

Anthony Caruso

~ as ~

Mongo

Doris Lloyd

~ as ~

Miss Wetherby (uncredited)

Lillian Molieri

~ as ~

Zambesi Maiden (uncredited)