Black Noon (1971), directed by Bernard L. Kowalski and starring Roy Thinnes, Yvette Mimieux, Ray Milland, Lynn Loring, and Gloria Grahame, is a haunting Western horror tale set in the classic backdrop of the desert frontier.
The story follows Reverend John Keyes (Thinnes), a struggling preacher, and his devoted wife Lorna (Mimieux), as they journey west in search of a new start. When their wagon breaks down, they are rescued by the residents of an isolated settlement known as San Melas. Welcomed with unexpected generosity, the couple finds temporary refuge among the town's inhabitants, including the quiet but alluring Deliverance (Loring) and the imposing patriarch Joseph (Milland).
As John begins preaching to the townspeople, his sermons are met with extreme enthusiasm, seemingly revitalizing both his faith and his sense of purpose. However, Lorna's health begins to mysteriously deteriorate, and subtle signs of unease creep into their new surroundings. Strange rituals and an almost hypnotic devotion among the townsfolk suggest that something far more sinister lies beneath their hospitality.