Milburn Stone

Hugh Milburn Stone (July 5, 1904 – June 12, 1980) was an American actor, best known for his role as "Doc" (Dr. Galen Adams) on the CBS Western series Gunsmoke.
Stone was born in Burrton, Kansas, to Herbert Stone and the former Laura Belfield. There, he graduated from Burrton High School, where he was active in the drama club, played basketball, and sang in a barbershop quartet. Stone's brother, Joe Stone, says their uncle Fred Stone, was a versatile actor who appeared on Broadway and in circuses).
Although Stone had a congressional appointment to the United States Naval Academy, he turned it down, choosing instead to become an actor with a stock theater company headed by Helen Ross.