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

Director

Levant

Director

Brian Levant