Primal Force (1999) is a Science Fiction, Horror, Action film that follows 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. Primal Force is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.5 out of 10 from 19 votes. Fans of science fiction movies may also want to explore similar titles below.