Frank Welker
Scooby-Doo / Fred Jones (voice)
Acting
Grey DeLisle
Daphne Blake (voice)
Acting
Matthew Lillard
Shaggy Rogers (voice)
Acting
Kate Micucci
Velma Dinkley (voice)
Acting
Cassandra Peterson
Elvira, Mistress of the Dark (voice)
Acting
Bill Nye
Bill Nye (voice)
Acting
Dwight Schultz
Dr. Crane, AKA: Scarecrow (voice)
Acting
Kamali Minter
Michelle (voice)
Acting
Bumper Robinson
Mike (voice)
Acting
Roger Craig Smith
Autopilot / Parent (voice)
Acting
Fred Tatasciore
Alpha Jackal-Lantern / Federal Agent Malarkey (voice)
Acting
David Herman
Sheriff, AKA: Cutler Toe (voice)
Acting