William Emerson Arnett (/ɑːrˈnɛt/; born May 4, 1970) is a Canadian-American actor, comedian, and producer. He is best known for his role as BoJack Horseman in the Netflix series BoJack Horseman and George Oscar "Gob" Bluth II in the Fox/Netflix series Arrested Development (2003–2006, 2013, 2018–2019), receiving a nomination for Primetime Emmy Award for Outstanding Supporting Actor in a Comedy Series. He has appeared in films such as Blades of Glory (2007), Hot Rod (2007), and Teenage Mutant Ninja Turtles (2014). His performance as Devon Banks in 30 Rockearned him four Primetime Emmy Award for Outstanding Guest Actor in a Comedy Series nominations.