6.1/ 10 (34 votes)
1h 14m
1973-01-30
00Overview
Two scientists suspect that there is someone other than their research primates inhabiting their polar station.
DirectorJerrold Freedman
WriterChristopher Knopf
Cast
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Keywords
researchhelicopterisolationarctic polar circle regionlaboratoryscientistmonkeychimpanzee