Monster House is a 2006 American animated supernatural horror comedy film directed by Gil Kenan in his directorial debut, from a screenplay written by Pamela Pettler and the writing team of Dan Harmon and Rob Schrab based on a story written by the latter two. The plot revolves around a neighborhood being terrorized by a sentient haunted house during Halloween. The film features the voices of Mitchel Musso, Sam Lerner, Spencer Locke, Steve Buscemi, Maggie Gyllenhaal, Kevin James, Nick Cannon, Jason Lee, Fred Willard, Jon Heder, Catherine O'Hara, and Kathleen Turner.

Produced by Columbia Pictures, Relativity Media, and executive producers Robert Zemeckis' ImageMovers and Steven Spielberg's Amblin Entertainment, the human characters were animated using motion-capture animation, which was previously utilized in Zemeckis' The Polar Express (2004). It was also Sony's first computer-animated film produced by Sony Pictures Imageworks and Relativity's first animated film.

Monster House was released theatrically by Sony Pictures Releasing on July 21, 2006. It received generally positive reviews from critics and grossed $142 million worldwide against a $75 million budget. It received nominations for the Academy Award for Best Animated Feature and the Golden Globe Award for Best Animated Feature Film, but lost to Happy Feet and Cars, respectively.