When he returned to the United States, he played supporting roles in several films but was more prolific on TV in character roles, in scores of series such as "State Trooper" (in the episode "The Last Stage Robbery"), "Gunsmoke" (14 episodes between 1959 and 1974), "The Twilight Zone", "Combat!", "The Fugitive", "Voyage to the Bottom of the Sea", "Wheels", "The Dukes of Hazzard", "The Incredible Hulk", "The Time Tunnel", "Lost in Space", "Star Trek", "", "Hogan's Heroes", "The Rockford Files" and most notably as Sheriff Ep Bridges on CBS' "The Waltons".