Jim Beaver

James Norman Beaver Jr. (born August 12, 1950) is an American actor, writer, and film historian. He is most familiar to worldwide audiences as Bobby Singer in ''Supernatural''. He also played Whitney Ellsworth on the HBO Western drama series ''Deadwood'', which brought him acclaim and a Screen Actors Guild Awards nomination for Ensemble Acting, and Sheriff Shelby Parlow on the FX series ''Justified''. His memoir ''Life's That Way'' was published in April 2009. Provided by Wikipedia