After Tarzan's estate is destroyed by Arabs Jane is sold into slavery by a man posing as a friendly scientist.

After Tarzan's estate is destroyed by Arabs Jane is sold into slavery by a man posing as a friendly scientist. Tarzan develops amnesia after a blow to the head. When he recovers his memory (from a later blow) he defeats the villain, recovers the fabulous jewels of Opar, and rescues Jane.—Ed Stephan <[email protected]>

Native Arab slave traders plan on capturing Lady Jane (Natalie Kingston)and selling her but are diverted by a cache of stolen jewels from the jungle city of Opar. Meanwhile an internationals band of jewel thieves are also distracted by Jane. Tarzan (Frank Merrill') has to combat both of these evil forces. He has to deal with a spell-casting priestess, Queen La of Opar (Lillian Worth, a scheming tribal chief, a mammoth ape and the cunning of sophisticated European thieves.—Les Adams <[email protected]>

To secure his estates in England, Tarzan, known to London as the Earl of Greystoke, and to the wild jungle as Tarzan the Tiger, returns to Africa with his mate, Lady Jane, and his friend, Albert Werper. However, treason, revenge, and the gold treasure of Opar are on duplicitous Werper's mind, who, with the aid of his equally unscrupulous ally, the Arab slave trader, Achmet Zek, manage to abduct Jane and condemn her into a life of slavery. Now, as the lord of the jungle is struggling to overcome his amnesia, and with the dangerous High Priestess of the Sun Worshippers, Queen La, hot on his trail, the fate of Lady Jane is hanging by a thread. But, who can stand in the way of Tarzan, the Tiger?—Nick Riganas