Mike Flanagan (born May 20, 1978) is an American filmmaker, best known for his horror work. Flanagan wrote, directed, produced, and edited the films Absentia (2011), Oculus (2013), Hush, Before I Wake, Ouija: Origin of Evil (all 2016), Gerald's Game (2017), Doctor Sleep (2019), and The Life of Chuck (2024). He created, wrote, produced, and served as showrunner on the Netflix horror series The Haunting of Hill House (2018), The Haunting of Bly Manor (2020), Midnight Mass (2021), The Midnight Club (2022), and The Fall of the House of Usher (2023), also directing and editing some if not all episodes of each. Flanagan often works with the same cast and crew members. His most frequent collaborators include his wife, actress Kate Siegel, who has been featured in most of his works since Oculus and co-wrote the screenplay of Hush. Other frequent collaborators include Samantha Sloyan, Carla Gugino, Rahul Kohli, Bruce Greenwood, Michael Trucco, Annalise Basso, Henry Thomas, Stephen King and Mark Hamill.