The pasts of three brothers and their deceased father collide when a deep, dark family secret is unearthed, leading to a case of revenge from beyond the grave.
The Demon Disorder is a 2024 Australian supernatural horror film directed by Steven Boyle and written by Toby Osborne and Steven Boyle. The film stars Christian Willis, Charles Cottier, John Noble, and Amy Ingram. It explores themes of possession, psychological terror, and the battle between good and evil. The film had limited release in Australian cinemas on 15 August 2024, and premiered on American streaming service Shudder on 6 September 2024.