Wacky Races The cartoon revolves around several racers with various themes who are each allowed to use strange gimmicks to compete against other racers in many races across the United States. Details Casts Videos Galleries Posters Season Lists Title Wacky Races Genres Family Animation Comedy Kids First Air Date 1968-09-14 Last Air Date 1969-01-04 Episode Runtime 00 Hours 11 Minutes Total Season(s) 1 Total Episode(s) on All Seasons 34 Runtime 11 Production Companies Merrill Heatter-Bob Quigley Productions, Hanna-Barbera Productions John Stephenson... Blubber Bear (voice)... Paul Winchell... Clyde (voice)... Don Messick... Gravel Slag (voice)... Daws Butler... Big Gruesome (voice)... Janet Waldo... Penelope Pitstop (voice)... Dave Willock... Narrator... Wacky Races: The Complete Series - DVD Trailer (Trailer) Original Size (3840x2160) Original Size (1920x1080) Original Size (2560x1440) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (2000x3000) Original Size (2000x3000) Original Size (2000x3000) Original Size (872x1308) Original Size (680x1000) Original Size (960x1440) Original Size (500x750) Original Size (756x1134) Original Size (680x1000) Original Size (680x1000) Original Size (680x1000) Original Size (500x750) Season 1 34 Episode(s) 1968-09-14