A crossover Halloween special featuring characters from OK KO! and Scooby Doo and the Ghoul School
as Phantasma (voice)
as Elsa (voice)
as Sibella (voice)
as Tanis (voice)
as Winnie (voice)
as Enid (voice)
as Rad (voice)
as Bernard/Tree/Spanky (voice)
as KO (voice)
as Wilhamena (voice)