Season 1 of Scooby-Doo and Scrappy-Doo premiered on September 22, 1979.

Season 2 of Scooby-Doo and Scrappy-Doo premiered on November 8, 1980.

Season 3 of Scooby-Doo and Scrappy-Doo premiered on September 19, 1981.

Season 4 of Scooby-Doo and Scrappy-Doo premiered on September 25, 1982.