 He then went on to perform other small roles in television shows and direct to video films, including "American Tragedy" (2002), "Signs of Life" (2001), "The Guardian" (2002), "Charmed" (2003), "24" (2003), "ER" (2004), "NYPD Blue" (2004), and "Malcolm in the Middle" (2006).In 2006, Scott started becoming a regular fixture on "King of the Hill".Between 2006 and the end of the show in 2009, Scott appeared in over 30 episodes, never playing the same character twice.