Muttley is a Hanna-Barbera animated fictional character created by Iwao Takamoto and originally voiced by Don Messick (who also voiced Scooby-Doo). In the 2000 Wacky Races videogame he was voiced by Billy West. Bio Muttley, a mixed breed dog, first appeared in Wacky Races in 1968, as the sidekick of a nasty but incompetent and horribly accident-prone villain Dick Dastardly. While Dick was created as the equivalent of Professor Fate from the 1960s movie The Great Race, Muttley mirrored the film'… (More on Muttley)