Season 0 of Gunsmoke premiered on 26 september 1987.

Season 1 of Gunsmoke premiered on 10 september 1955.

This is a list of episodes from the first season of the television series version of Gunsmoke.

Season 2 of Gunsmoke premiered on 8 september 1956.

Season 3 of Gunsmoke premiered on 14 september 1957.

Season 4 of Gunsmoke premiered on 13 september 1958.

Season 5 of Gunsmoke premiered on 5 september 1959.

Season 6 of Gunsmoke premiered on 3 september 1960.

Season 7 of Gunsmoke premiered on 30 september 1961.

Season 8 of Gunsmoke premiered on 15 september 1962.

Season 9 of Gunsmoke premiered on 28 september 1963.

Season 10 of Gunsmoke premiered on 26 september 1964.

Season 11 of Gunsmoke premiered on 18 september 1965.

Season 12 of Gunsmoke premiered on 17 september 1966.

Season 13 of Gunsmoke premiered on 11 september 1967.

Season 14 of Gunsmoke premiered on 23 september 1968.

Season 15 of Gunsmoke premiered on 22 september 1969.

Season 16 of Gunsmoke premiered on 14 september 1970.

Season 17 of Gunsmoke premiered on 13 september 1971.

Season 18 of Gunsmoke premiered on 11 september 1972.

Season 19 of Gunsmoke premiered on 10 september 1973.

Season 20 of Gunsmoke premiered on 9 september 1974.