Monopoly is an American television game show based on the board game of the same name. The format was created by Merv Griffin and produced by his production company, Merv Griffin Enterprises. Monopoly aired as a summer replacement series on ABC along with Super Jeopardy!, a special tournament edition of Griffin's quiz show. Monopoly premiered on June 16, 1990, and aired following Super Jeopardy! for twelve consecutive Saturday nights until September 1, 1990.