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Natural or Supernatural?
Scientists and US Air Force officials fend off a blood-thirsty alien organism while investigating at a remote arctic outpost.
Christian Nyby
Howard Hawks
Captain Patrick Hendry
Nikki
Dr. Arthur Carrington
Ned 'Scotty' Scott
Lt. Eddie Dykes
Crew Chief Bob
Lt. Ken 'Mac' Erickson
Corporal Barnes
Tex Richards
Dr. Stern
Dr. Redding
Prof. Voorhees
