Fred
Robbie Amell
Daphne
Kate Melton
Velma
Hayley Kiyoko
Shaggy
Nick Palatas
Hilda Trowburg
Marion Ross
Scooby-Doo (voice)
Frank Welker
Wanda Grubworth
Beverly Sanders
Uncle Thorny
Ted McGinley
Lake Monster
Carey Jones
Elmer Uggins
Richard Moll
Senator
Nichelle Nichols
Witch Doctor
Brad Morris
Zombie Head
Michael Berryman
Wolfman
Patrick Babbitt
Sinister Clown
David Joyner
Photographer
Mark Kubr
Scooby Roller Disco Suit Performer
Danielle E. Hawkins
Scarecrow
Casey Hendershot
Jonathon Downs
Jade Quon
Luke Youngblood
Mike Cochrane
David Dedinsky
Twisting Girl
Alexandria Quinn
Country Club Member
David Dustin Kenyon
Kiyoko
Scooby-Doo
Frank Welker