The gang goes on a trip to check on Velma's younger sister, Madelyn. She's been studying stage magic at the Whirlen Merlin Magic Academy, where apparently there have been sightings of a giant griffin. The gang decides to investigate.
Scooby-Doo / Fred Jones (voice)
Shaggy Rogers (voice)
Velma Dinkley (voice)
Daphne Blake (voice)
Madelyn Dinkley (voice)
Whirlen Merlin (voice)
Crystal (voice)
Marlon Whirlen (voice)