Mindy Cohn character Velma Dinkley (voice)
Grey DeLisle character Daphne Blake (voice)
Frank Welker character Scooby-Doo / Fred Jones (voice)
Matthew Lillard character Shaggy (voice)
Danica McKellar character Madelyn Dinkley (voice)
James Patrick Stuart character Whirlen Merlin (voice)
Crystal Scales character Crystal (voice)
Brian Posehn character Marlon Whirlen (voice)
Jeffrey Tambor character Mr. Calvin Curdles (voice)
Diane Delano character Mrs. Alma Rumblebuns (voice)
John DiMaggio character Groundskeeper Amos (voice)
Melique Berger character Upset Mother (voice)
John Stephenson character The Sheriff (voice)
Dee Bradley Baker character Sherman (voice)
Olivia Hack character Treena (voice)
Dave Attell character GPS (voice)
