The Perils of Penelope Pitstop is an American Saturday morning animated television series produced by Hanna-Barbera Productions that premiered on CBS on September 13, 1969. The show ran for one season with a total of 17 half-hour episodes, the last first-run episode airing on January 17, 1970. Repeats aired Sunday mornings on CBS until September 4, 1971; and in syndication as Fun World of Hanna-Barbera from 1976 to 1982. It is a spin-off of Wacky Races, reprising the characters of Penelope Pitstop and the Ant Hill Mob. Rebroadcasts of the show air on the Cartoon Network-owned channel Boomerang.