IMDb
4.6 /10
923 votes


Science Fiction · Horror · Action · 1999 · 1h 26min
Rescuers try to reach plane crash victims that are trapped on an isolated Mexican island populated by mutant baboons. Ron Perlman stars as a troubled guide hired to lead the mission.
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Singer/White EntertainmentUPN
Paramount TelevisionPrimal Force (Monster Island) -- 1999 -- Nelson McCormick
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IMDb
4.6 /10
923 votes
Rotten Tomatoes
The tomato isn't ripe
Metacritic took the day off
TMDB
4.6 /10
18 votes
Letterboxd
5.9 /10
—
Weighted average
5.0/10