Nick Palatas

Shaggy

Frank Welker

Scooby-Doo (voice)

Kate Melton

Daphne

Hayley Kiyoko

Velma

Robbie Amell

Fred

Marion Ross

Hilda Trowburg

Beverly Sanders

Wanda Grubworth

Ted McGinley

Uncle Thorny

Brad Morris

Witch Doctor

Patrick Babbitt

Wolfman

David Joyner

Sinister Clown

Danielle E. Hawkins

Scooby Roller Disco Suit Performer

Richard Moll

Elmer Uggins

Michael Berryman

Zombie Head

Nichelle Nichols

Senator

Karee Higashi

Hawaiian Dance Girl #2

Cherisse Ligot

Hawaiian Dance Girl #1

Alexandra Quinn

Twisting Girl

Carey Jones

Lake Monster Suit Performer

Jane Oshita

Scooby Hawaiian Dancer Suit Performer

Jade Quon

Scooby Hip Hop Suit Performer #1

Philip Albuquerque

Scooby Hip Hop Suit Performer #2

Luke Youngblood

Scooby Suit Performer