Damien Leone is an American film director, screenwriter, and film producer known for writing and directing All Hallows' Eve (2013), Terrifier (2016), and Terrifier 2 (2022), each of which feature his character Art the Clown. He is currently working on Terrifier 3 (2024).

All Hallows' Eve is a 2013 American horror anthology film written, directed and edited by Damien Leone, in his feature film directorial debut. The film is presented as a series of shorts that two children and their babysitter discover on an unmarked videotape on Halloween night, all of which feature a homicidal clown named Art the Clown. The film stars Katie Maguire, Catherine Callahan, Marie Maser, and Kayla Lian, with Mike Giannelli as Art the Clown. It incorporates footage from the 2008 short film The 9th Circle, as well as the 2011 short film Terrifier, both of which were also directed by Leone and featured Art the Clown.