Overview: The world is shocked by the appearance of three talking chimpanzees, who arrived mysteriously in a spacecraft. Intrigued by their intelligence, humans use them for research - until the apes attempt to escape.
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Release: May 20, 1971Runtime: 98 minutesQuality: HDIMDb: 6.37 / 10 by 1,115 usersPopularity: 2Budget: $2,500,000Revenue: $12,348,905Language: English