Mr. Senti and his scientist creates a robot duplicate of Tarzan in order to blame the real one for the animal mistreatment so that they can steal the Jewels of Opa. Before long, the jungle animals become mistrustful of Tarzan and attack him on sight. Even N'kima and Jad-bal-jah are unable to tell the difference. Tarzan must now expose the robot Tarzan and thwart the plots of Mr. Senti.