Scientists and US Air Force officials fend off a blood-thirsty alien organism while investigating at a remote arctic outpost.

Top Cast

Kenneth TobeyCaptain Patrick Hendry

Margaret SheridanNikki

Robert CornthwaiteDr. Arthur Carrington

Douglas SpencerNed 'Scotty' Scott

James YoungLt. Eddie Dykes

Dewey MartinCrew Chief Bob

Robert NicholsLt. Ken 'Mac' Erickson

William SelfCorporal Barnes