Christopher Beau Landon (born February 27, 1975) is an American filmmaker best known for working in the horror and comedy horror genres. He has worked as a screenwriter on the thriller Disturbia and most of the films in the Paranormal Activity found-footage horror series. He wrote and directed Paranormal Activity: The Marked Ones as well as the horror comedy films Happy Death Day, Scouts Guide to the Zombie Apocalypse, Happy Death Day 2U, Freaky, and We Have a Ghost. He wrote and made his directorial debut on the satirical thriller film Burning Palms (2010). (Via Wikipedia)