Scientists and US Air Force officials fend off a blood-thirsty alien organism while investigating at a remote arctic outpost.
Kenneth Tobey
as Captain Patrick Hendry
Margaret Sheridan
as Nikki
Robert Cornthwaite
as Dr. Arthur Carrington
Douglas Spencer
as Ned 'Scotty' Scott
James Young
as Lt. Eddie Dykes
Dewey Martin
as Crew Chief Bob
Robert Nichols
as Lt. Ken 'Mac' Erickson
William Self
as Corporal Barnes
Nicholas Byron
as Tex Richards
Eduard Franz
as Dr. Stern
George Fenneman
as Dr. Redding
Paul Frees
as Prof. Voorhees
