After renouncing his savage life in the jungle for the sake of his wife, Jane, and newborn son, Tarzan finds his trust in civilization has again been betrayed. Tarzan, now the rich Lord Greystoke, becomes the target of sinister criminals. When he and Jane try to save their abducted son, Jane is kidnapped and Tarzan is stranded on a deserted island. But as the lord of his realm, he calls the beasts of the jungle to his service. Sheeta the panther, Akut the great ape, and the giant Mugambi remain steadfast allies in Tarzan's quest to save his family...if they are still alive!