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.
3.7 / 5
Casey Kasem
Shaggy Rogers (voice)
Don Messick
Scooby-Doo / Scrappy-Doo (voice)
B.J. Ward
Googie / Repulsa (voice)
Hamilton Camp
Dracula (voice)
Pat Musick
Vanna Pira (voice)
Rob Paulsen
Brunch (voice)
Frank Welker
Crunch (voice)
Jim Cummings
Frankenstein / Skull Head / Genghis Kong (voice)
Brian Stokes Mitchell
Bonejangles (voice)
Ed Gilbert
Dr. Jackyll / Mr. Snyde (voice)
Alan Oppenheimer
Mummy (voice)
Joan Gerber
Dreadonia Witch / Woman at Store (voice)
Mimi Seaton
Screamer (voice)
Sven Libaek
"The Werewolf Rock" Singer (uncredited voice)
Original Music Composer
William Hanna
Executive Producer
Gil Iverson
Editor
Ray Patterson
Director
Jim Ryan
Writer
Joseph Barbera
Andrea Romano
Casting
Animation Director
Bernard Wolf
Producer
