Heretic is a 2024 American psychological horror film, written and directed by Scott Beck and Bryan Woods. It stars Sophie Thatcher and Chloe East as Mormon missionaries who visit the home of an eccentric man, Mr. Reed (Hugh Grant), after he expresses interest in the Church of Jesus Christ of Latter-day Saints (LDS Church). Mr. Reed's intentions become evidently more sinister when they enter his home.

Heretic premiered at the Toronto International Film Festival on September 8, 2024, and was released in the United States by A24 on November 8. It received positive reviews from critics and grossed over $59 million worldwide. For his performance, Grant received Best Actor nominations at the Golden Globes, the Critics' Choice Awards, and the BAFTA Awards, while Beck and Woods received an Independent Spirit Awards nomination for Best Screenplay.