Fred Jones / Scooby-Doo (voice)
Frank Welker
Shaggy Rogers (voice)
Matthew Lillard
Gypsy / Lila (voice)
Candi Milo
Baron Basil (voice)
Corey Burton
Frankencreep (voice)
Fred Tatasciore
Roger (voice) (archive footage)
John Stephenson
Shaggy Rogers (voice) (archive footage)
Casey Kasem
Velma Dinkley (Voice)
Mindy Cohn
Daphne Blake (voice)
Grey DeLisle
C.L. Magnus / Mr. Burger (voice)
Dee Bradley Baker
Mrs. Vanders (voice)
Diedrich Bader
Townswoman (voice)
Susanne Blakeslee
Daphanatic / Rock Dude (voice)
Eric Bauza
Iago / Schmidlap (voice)
Jeff Bennett
Cuthbert Crawley / Inspector Krunch (voice)
Kevin Michael Richardson
Director
Paul McEvoy
Writer
James Krieg
Producer
Original Music Composer
Andy Sturmer