A little boy is abducted by ruthless bandit gang leader El Cachal after Cachal and his men butcher the boy's family with the exception of his father. Johnny Ashley, the gunslinger father of the boy, goes searching for his son. Alas, the boy has grown up to be a mean and vicious criminal.

After accidentally killing an opponent in the ring, masked wrestler Superargo quits wrestling and, following the advice of his friend Col. Alex Kinski of the Secret Service, becomes a secret agent, using his superhuman abilities to stop villain Diabolicus' plans to wreck the global economy by turning uranium into gold.

Julie Ballenger has spent five years in a psychiatric clinic. Leaving the clinic apparently cured, she is hired by a wealthy industrialist, Mostri, to work as a governess to his young nephew, Thomas. The boy is heir to a huge fortune after the recent death of his wealthy parents who died in mysterious circumstances. During a visit to a park, Julie and Thomas are kidnapped at gun-point and driven away to deserted quarry. The two hostages manage to escape, but are closely pursued by an armed killer...