The Human Duplicators (1965)

An extraterrestrial being arrives on Earth with a sinister agenda: to conquer the planet by replicating humans and turning them into mindless zombies. As the alien executes its chilling plan, a battle ensues between the forces of good and the nefarious duplicators. Tension mounts as the true nature of humanity is tested, leading to unexpected alliances and fierce confrontations. With time running out, a group of determined individuals must thwart the alien's scheme before their world is irrevocably transformed into a nightmarish realm of soulless replicas.