Season 1 of The Mod Squad premiered on September 24, 1968.

Season 2 of The Mod Squad premiered on September 23, 1969.

Season 3 of The Mod Squad premiered on September 22, 1970.

Season 4 of The Mod Squad premiered on September 14, 1971.

Season 5 of The Mod Squad premiered on September 14, 1972.