Toby Huss (born December 9, 1966) is an American actor and screenwriter best known for portraying Artie in the Nickelodeon series The Adventures of Pete & Pete (1993–1996). He is also known for his voice-over work on the long-running animated series King of the Hill (1997–2010) and his role as Felix "Stumpy" Dreifuss on HBO's Carnivàle (2003–2005). He currently plays John Bosworth on the AMC original period drama Halt and Catch Fire.