Phase IV (1974)

Plot

A peculiar phenomenon unfolds in the Arizona desert as ants begin to evolve, challenging the natural order. They march toward a remote laboratory, intent on confronting two researchers and a woman. As the scientists attempt to understand this unsettling behavior, they find themselves caught in a battle of wits against an increasingly intelligent insect army. The tension escalates as the ants' coordinated actions reveal a deeper, unsettling purpose, forcing the trio to confront the unsettling implications of nature's response to human intervention. This chilling tale explores the intersection of science and survival.