Krampus is a 2015 American Christmas comedy horror film based on the eponymous character from Austro-Bavarian folklore, written and directed by Michael Dougherty, and co-written by Todd Casey and Zach Shields. The film stars Adam Scott, Toni Collette, David Koechner, Allison Tolman, Conchata Ferrell, Emjay Anthony, Stefania LaVie Owen, Lolo Owen, Queenie Samuel, Maverick Flack, Sage Hunefeld, and Krista Stadler. In the film, a dysfunctional family squabbling causes a young boy to lose his festive spirit. Doing so unleashes the wrath of Krampus, a fearsome, horned demonic beast in ancient European folklore who punishes naughty children at Christmastime. As Krampus lays siege to the neighborhood, the family must band together to save one another from a monstrous fate.