Super Wacky Races

Super Wacky Races is an American animated television series made by Cool Orchid Productions.

Synopsis
[complete crossover with other HB cartoons]

Cast
Archive recordings of Don Messick are used for Muttley's vocals.
 * TBD as Scooby-Doo
 * TBD as Shaggy Rogers
 * [Yogi and Boo-Boo, Huckleberry Hound, Snagglepuss, Tom and Jerry, Jonny Quest, Blue Falcon and Dynomutt, Secret Squirrel, Fred and Barney, Captain Caveman, Top Cat, Peter Potamus or TBD]
 * Joe Ross as Dick Dastardly
 * TBD as Peter Perfect
 * TBD as Penelope Pitstop