Scooby-Doo / Fred Jones (voice)
Frank Welker
Daphne Blake (voice)
Grey DeLisle
Shaggy Rogers (voice)
Matthew Lillard
Velma Dinkley (voice)
Kate Micucci
Sea Creature / Malt Shop Walt / Zombie (voice)
Dee Bradley Baker
Atticus Fink / Director (voice)
JB Blanc
Bryan Lakeshore / Mummy (voice)
Christian Lanz
Junior (voice)
Scott Menville
Drella Diabolique (voice)
Cassandra Peterson
Chet Brickton / Narrator (voice)
James Arnold Taylor
Producer
Rick Morales
Director
Original Music Composer
Robert J. Kral
Editor
Craig Paulsen
Characters
Joe Ruby
Story
Duane Capizzi
Teleplay
James Krieg
Heath Corson
Ken Spears