Stephen Root is an American actor and voice actor. Some of his most notable roles are Jimmy James on the NBC sitcom, NewsRadio, Milton Waddams in Office Space and for voicing Bill Dauterive and Buck Strickland in the animated sitcom, King of the Hill.
Root's Disney roles include Dennis Mansky in Bicentennial Man , Zeb Zoober in The Country Bears, Bubbles in Finding Nemo, Finding Nemo Submarine Voyage, and Finding Dory, Winchell P. Bickerstaff in The Fox and the Hound 2, Sheriff and Sentry #2 in Buzz Lightyear of Star Command, Mayor Toadstool in Amphibia, Theodore Roosevelt in The Legend of Tarzan, Mr. Andrews in The Proud Family, Santa Claus in Brandy & Mr. Whiskers, Cowboy Gambler in Kim Possible Movie: So the Drama, Pop Pop Porter and additional voices in Kim Possible, Floyd in Phineas and Ferb, the Junior Woodchucks Guidebook in DuckTales, and Bud Gleeful and additional voices in Gravity Falls. He also portrays Mickey in V.I. Warshawski, Habberman in The Lone Ranger, Sheriff Bobby Clinton in The Torkelsons, Gerald Adams in Krippendorf's Tribe, Greenie in the Miramax Films film, Jersey Girl, Louie in 4 episodes of Blossom, Arthur Parson in the Fox film, The Empty Man.