Kadro (16)
Casey KasemShaggy Rogers (voice)
Nicole JaffeVelma Dinkley (voice)
Don MessickScooby-Doo (voice)
Frank WelkerFred Jones (voice)
Heather NorthDaphne Blake (voice)
Indira StefaniannaDaphne Blake (voice)
Patricia StevensVelma Dinkley (voice)
June ForayGypsy Fortune Teller (voice) (uncredited)
Hal SmithThe Phantom / Bluestone the Great (voice)
Jean Vander PylPrincess's Owner (voice)
John StephensonViking Puppet / Pirate Puppet (voice)
Vic PerrinPietro / The Puppet Master (voice)Barry RichardsThe Ghost Clown (voice) (uncredited)Susan StewartHelga (voice)
Keye LukeZen Tuo / Mr. Fong (voice) (uncredited)Michael StullThe Wax Phantom (voice)