Story :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.
Cast
Casey KasemShaggy Rogers (voice)
Don MessickScooby-Doo / Scrappy-Doo (voice)
B.J. WardGoogie / Repulsa (voice)
Hamilton CampDracula (voice)
Pat MusickVanna Pira (voice)
Rob PaulsenBrunch (voice)
Frank WelkerCrunch (voice)
Jim CummingsFrankenstein / Skull Head / Genghis Kong (voice)
Brian Stokes MitchellBonejangles (voice)
Ed GilbertDr. Jackyll / Mr. Snyde (voice)
Alan OppenheimerMummy (voice)
Joan GerberDreadonia Witch / Woman at Store (voice)
Mimi SeatonScreamer (voice)
Sven Libaek"The Werewolf Rock" Singer (uncredited voice)