Doctor Satan's Robot is a 1966 made for television film condensed from the original 1940 Mysterious Doctor Satan film serial named after its chief villain. Master criminal Doctor Satan has a nemesis, a masked mystery man, the "Copperhead", whose secret identity is Bob Wayne. Wearing a copper mask, Wayne is searching for justice and revenge on Satan for the death of his step-father. With Doctor Satan creating a mechanical robot that will terrorize the world, Wayne is determined to stop the criminal plans of the evil doctor.