Shaggy is turned into a werewolf, and it's up to Scooby, Scrappy and Shaggy's girlfriend to help him win a race against other monsters, and become human again.
Shaggy is turned into a werewolf, and it's up to Scooby, Scrappy and Shaggy's girlfriend to help him win a race against other monsters, and become human again.
Casey Kasem , Don Messick , B.J. Ward
Ray Patterson
Hanna-Barbera Productions ,
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as Shaggy Rogers (voice)
as Scooby-Doo / Scrappy-Doo (voice)
as Googie / Repulsa (voice)
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