Frank Welker as Scooby-Doo / Fred Jones (voice)

Matthew Lillard as Shaggy Rogers (voice)

Mindy Cohn as Velma Dinkley (voice)

Grey DeLisle as Daphne Blake (voice)

Josh Keaton as Levi (voice)

Wendie Malick as Sheriff Kern (voice)

Kelly Hu as Maizy (voice)

Jeff Bennett as Mr. Bumpy / Gravekeeper / Jake (voice)

Steve Blum as Cornfield Clem / Abner (voice)

Gary Anthony Williams as Mayor Husk (voice)