Edgar Buchanan

Dr. Edgar Buchanan was an American actor with a long career in both film and television, most familiar today as Uncle Joe Carson from the Petticoat Junction, Green Acres and The Beverly Hillbillies television sitcoms of the 1960s.

William Edgar Buchanan, born in Humansville, Missouri, moved with his family to Oregon when he was seven. Buchanan earned a DDS degree from North Pacific College School of Dentistry . Like his father before him, he was a successful dentist. He and his wife Mildred , classmates in dental school, were married in 1928. They had one child, a son named Buck. In 1939, they moved from Eugene, Oregon, to Altadena, California where they moved their dental practice. He joined the Pasadena Playhouse as an actor. He appeared in his first film in 1939, at the age of thirtysix, after which he turned his dentistry practice over to his wife. He was a member of Theta Chi Fraternity and a Freemason.

Source: Wikipedia