《日正当中》（High Noon）是一部1952年的美国黑白西部片，由加利·谷巴、嘉丽丝·姬莉所主演，被认为是美国影史上最重要的电影之一，国家影片登记部于****年将本片收入首批典藏保护的25部美国电影之一。此片获得1952年奥斯卡金像奖4项奖，以往西部片一向很少得到奥斯卡提名或奖项。改编自约翰·康宁汉连载于廉价纸浆杂志的短篇小说《警徽》（The Tin Star）。时代背景为当时美国麦卡锡**，造成黑名单的流弊，编导以此片慨叹美国人民当时缺乏正义感。然而值得注意的是，男主角贾利·古柏其实是著名的保守主义支持者。

High Noon is a 1952 American Western film directed by Fred Zinnemann and starring Gary Cooper. In nearly real time, the film tells the story of a town marshal forced to face a gang of killers by himself. The screenplay was written by Carl Foreman. The film won four Academy Awards (Actor, Editing, Music-Score, Music-Song) and four Golden Globe Awards (Actor, Supporting Actress, Score, Cinematography-Black and White). The award-winning score was written by Russian-born composer Dimitri Tiomkin.