The Hills Have Eyes (1977)

In "The Hills Have Eyes," the Carter family makes a fateful choice to take a shortcut on their journey to California, only to have their RV malfunction in the desolate desert. Isolated and vulnerable, they soon discover they are not alone; grotesque cannibals inhabit the nearby hills, turning their misadventure into a terrifying struggle for survival. Trapped and hunted, the family must confront the horrors that lurk in the shadows as they fight for their lives against these savage foes.