A spin-off of The Andy Griffith Show, Mayberry R.F.D. became successful in its own right. The show aired from 1969 through 1971 and was consistently in the top 15 of the Nielsen ratings. Episode-by-episode, this is the definitive reference to Mayberry R.F.D. Each entry provides episode title, writer, director, regular and guest cast, and numerous other facts about it. Capsule biographies of guest stars are given within the entry for the initial episode in which they worked, while more detailed biographies of the writers, directors, and major stars follow the episode guide.