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?
Giacomo Rossi StuartCmdr. Rod Jackson
Ombretta ColliLisa Nielson
Renato BaldiniLt. Jim HarrisWilbert BradleySharu
Enzo FiermonteGeneral Norton
Halina ZalewskaLt. Teri Sanchez
Goffredo UngerCaptain Frank Pulasky
Isarco RavaioliNorton's Communications Technician
Franco Ressel
Furio MeniconiSnow Devils LeaderMaria Pia ConteCountessAndrea EsterhazyProf. Stevens
