Frank Welker
Scooby-Doo / Fred Jones (voice)
Acting
Matthew Lillard
Shaggy Rogers (voice)
Acting
Grey DeLisle
Daphne Blake (voice)
Acting
Mindy Cohn
Velma Dinkley (voice)
Acting
Julie Bowen
Dr. Devon Albright (voice)
Acting
Lacey Chabert
Melanie Staples (voice)
Acting
Alan Rachins
Dr. Ned Staples (voice)
Acting
Paul Reubens
Irv (voice)
Acting
Phil LaMarr
Stan (voice)
Acting