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.
The movie's failure underscored that he had done neither. While Lillard continued to work, voicing Shaggy in new "Scooby-Doo" animated projects and even making his own directorial debut with the ...