Candi Milo as Crystal / Amber (voice)

Neil Ross as Sergio / Buck (voice)

Jennifer Hale as Dottie (voice)

Mary Kay Bergman as Daphne Blake (voice)

B.J. Ward as Velma Dinkley (voice)

Jeff Bennett as Lester (voice)

Audrey Wasilewski as Laura (voice)

Frank Welker as Fred Jones (voice)

Scott Innes as Scooby Doo / Shaggy (voice)

Mark Hamill as Steve (voice)

Kevin Michael Richardson as Max (voice)