William Thomas "Bill" Hader (born June 7, 1978) is an American actor, voice actor, comedian, and writer. He is known for his work as a cast member on Saturday Night Live (2005–2013), for which he has received three Emmy nominations, South Park (2009–present), and his parody series Documentary Now! (2015–present). He is also one of the vocal consultants for BB-8 in Star Wars: The Force Awakens (2015).