Stephen Root is an American actor. He has starred as Jimmy James on the NBC sitcom NewsRadio (1995–1999), as Milton Waddams in the film Office Space (1999), and voiced Bill Dauterive and Buck Strickland on the animated series King of the Hill (1997–2010).

NewsRadio is an American sitcom television series that aired on NBC from March 21, 1995 to May 4, 1999, focusing on the work lives of the staff of a New York City AM news radio station. It had an ensemble cast featuring Dave Foley, Stephen Root, Andy Dick, Maura Tierney, Vicki Lewis, Joe Rogan, Khandi Alexander, and Phil Hartman in his final regular role before his death in 1998; Jon Lovitz joined the show after Hartman's death.