Shaggy (voice) / Ghost of Captain Moody (voice) (uncredited)
Scooby-Doo (voice)
Fred Jones (voice)
Velma (voice)
Daphne (voice)
Creech (voice) / Vernon Crow (voice)
Mark (voice) / Gene Haultrey (voice)
The Penguin (voice) / Amos (voice)
B.J. Mason (voice)
Curly Neal (voice)
Meadowlark Lemon (voice)
J.C. 'Gip' Gipson (voice)
Pablo Robertson (voice)
(voices) / The Chauffeur (voice)
Uncle Nathaniel (voice) / Sedgwick Jones (voice)
Homer Pipsqueak (voice)
The Joker (voice)
Larry / Curly Joe (voice)
Moe (voice)
Josie McCoy (voice) / Grandmama Addams (voice)
Geese Ausbie (voice)
Batman (voice)
Scorpions Trainer (voice) / Speedy Buggy (voice)
Babu (voice)