Scooby-Doo / Fred Jones (voice)
Velma Dinkley (voice)
Daphne Blake (voice) (as Grey DeLisle Griffin)
Shaggy Rogers (voice)
Mrs. Vanders (voice)
C.L. Magnus / Mr. Burger (voice)
Daphanatic / Rock Dude (voice)
Iago / Shmidlap (voice) (as Jeff Glen Bennett)
Townswoman (voice)
Baron Basil / Ghost of the Baron (voice)
Gypsy / Lila (voice)
Cuthbert Crawley / Inspector Krunch (voice)
Frankencreep (voice)
Shaggy Rogers (1970's) (voice)
Roger (1970's) (voice)