what going on?
Scooby-Doo and the gang team up with their pals, Bill Nye The Science Guy and Elvira Mistress of the Dark, to solve this mystery of gigantic proportions and save Crystal Cove!
Original title Happy Halloween, Scooby-Doo!
IMDb Rating 6.4 1023 votes
TMDb Rating 7.7128 votes
Scooby-Doo / Fred Jones (voice)
Daphne Blake (voice)
Shaggy Rogers (voice)
Velma Dinkley (voice)
Jonathan Crane (Scarecrow) (voice)
Sheriff / Cutler Tot (Voice)