Touch of Evil (1958)

Set in a border town between the U.S. and Mexico, "Touch of Evil" follows the investigation of a car bombing which implicates a Mexican narcotics officer and a corrupt American detective. The plot unfolds as the main characters, including the obsessed detective Hank Quinlan and an unsuspecting newlywed couple, navigate a web of deceit, corruption, and moral ambiguity. As the investigation progresses, tensions rise, leading to a climactic confrontation that exposes the dark underbelly of the town and its inhabitants, ultimately questioning the nature of justice and morality.