1950 film by Riccardo Freda

An alien race sends cyborgs — made to look like the son of a famous scientist, whom they killed when he landed on their planet — to Earth to help pave the way for an invasion.

Luca Altieri is a gambler. He likes cards and he is a master in playing poker. He is a cardsharper too. He begins working for "The President", who has many gambling houses and everything seems to go well until Luca falls for Maria Luisa. Unfortunately for them, she is the girl of Corrado, the son of "The President"...