Once you've visited Dodge City, you find that it - and the classic TV show that called it home, Gunsmoke - never really leaves you. It might have something to do with the fact that it aired for 20 ...

You’d think one of television’s longest-running series would have gotten a chance to go out on its own terms — but Gunsmoke’s cancellation in 1975 robbed its cast, crew, creatives, and fans of any ...