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 Stuart
as Cmdr. Rod Jackson
Ombretta Colli
as Lisa Nielson
Renato Baldini
as Lt. Jim Harris
Wilbert Bradley
as Sharu
Enzo Fiermonte
as General Norton
Halina Zalewska
as Lt. Teri Sanchez
Goffredo Unger
as Captain Frank Pulasky
Isarco Ravaioli
as Norton's Communications Technician
Franco Ressel
as
Furio Meniconi
as Snow Devils Leader
Maria Pia Conte
as Countess
Andrea Esterhazy
as Prof. Stevens
