Umma (which means "Mum" in the Korean language) is a 2022 American supernatural horror movie. It is written and directed by Iris K. Shim and it stars Sandra Oh, Fivel Stewart, MeeWha Alana Lee, Tom Yi, Odeya Rush, and Dermot Mulroney. Sam Raimi serves as a producer on the film. The film follows Amanda (Oh), a single mother who lives with her daughter in a isolated farm being haunted by her mother's ghost.