Joel David Moore (born September 25, 1977) is an American character actor and director. Born and raised in Portland, Oregon, Moore studied acting in college before relocating to Los Angeles to pursue a film career. His first major role was as Owen Dittman in the 2004 comedy DodgeBall: A True Underdog Story, followed by roles in the comedy Grandma's Boy (2006), Terry Zwigoff's Art School Confidential (2006), and the independent slasher film Hatchet (2006).
In 2008, he was cast in the role of Colin Fisher on the Fox series Bones, a guest role he portrayed in sixteen episodes until the series' conclusion in 2017. In 2009, he was cast as Dr. Norm Spellman in James Cameron's Avatar (2009), a role he will reprise for the film's upcoming sequels, Avatar 2 (2021) and Avatar 3 (2023).
Moore has also starred in several music videos, and directed films: His directorial debut was the psychological thriller Spiral (2007), followed by the drama Youth in Oregon (2016), and Killing Winston Jones (2018).