Stephen Root is an actor from Sarasota, Florida. His roles are mostly comedic, although he has also received attention for his occasional dramatic roles. He voices Bill Dauterive and Mr. Buck Strickland in King of the Hill, among many other extra characters. Stephen is well known for performance in Office Space as a meek and obsessive employee. In recent years, he has acted in such shows as King of the Hill and 24. He had also voiced Bud Gleeful in Gravity Falls. He currently voices Mildew in Dreamwork's Dragons: Riders/Defenders of Berk. Other films Stephen Root has performed in are Rango and Dodgeball. He also voiced the Adventure Time characters Grimby and Royal Tart Toter in the episode "The Other Tarts," as well as Martin in "Wake Up" and "Escape from the Citadel."