Mystery, Inc. heads to Blowout Beach for a real swinging beach party when the Ghost Pirates threaten to harsh the good vibes.
Natalie Lander
as Krissy Holdout (voice)
Kate Micucci
as Velma Dinkley (voice)
Matthew Lillard
as Shaggy Rogers (voice)
Grey DeLisle
as Daphne Blake (voice)
Iqbal Theba
as Dr. Najib (voice)
Frank Welker
as Scooby-Doo / Fred Jones (voice)
Kate Higgins
as Brenda (voice)
Hynden Walch
as Mitzi Capaletto (voice)
Jeff Bennett
as Deputy / Museum Guide (voice)
Kevin Michael Richardson
as Sheriff (voice)
Tom Kenny
as Rob Holdout (voice)
Jack McBrayer
as Police Officer (voice)
