Fred / Scooby-Doo (voice)
Shaggy (voice)
Velma (Voice)
Daphne (voice)
C.L. Magnus / Mr. Burger (voice)
Mrs. Vanders (voice)
Townswoman (voice)
Daphanatic / Rock Dude (voice)
Iago / Schmidlap (voice)
Cuthbert Crawley / Inspector Krunch (voice)
Gypsy / Lila (voice)
Baron Basil (voice)
Frankencreep (voice)
Roger (voice) (archive footage)
Shaggy Rogers (voice) (archive footage)