La Morte viene dal pianeta Aytin (1967)

Director: Antonio Margheriti
Cast: Enzo Fiermonte, Giacomo Rossi Stuart, Goffredo Unger, Halina Zalewska, Isarco Ravaioli, Ombretta Colli, Renato Baldini, Wilbert Bradley

Synopsis:

A heroic expedition braves snow-whipped precipices and discovers the dreaded humanoids. But wait these are extraterrestrial yetis who zipped in from outer space to conquer Earth by melting the polar ice caps with high-energy proton fields. Will mankind be global-warmed into surrender?