Four extraterrestrials, X-1, X-2, X-3 and X-4, arrive on Earth in the early sixties. Here they decide to take on human features to study the terrestrials incognito, but end up getting involved in the Roman "dolce vita".
Cast
Paolo PanelliCarlo CroccoloEnzo GarineiAlfredo LandaMagali NoëlCiccio IngrassiaFranco FranchiPietro De VicoValeria FabriziNando Martellini