Character Name : Shaggy Rogers / Mirror Monster (voice)

Original Name : Casey Kasem

Gender : Male

Character Name : Scooby-Doo / Scrappy-Doo (voice)

Original Name : Don Messick

Gender : Male

Character Name : Ms. Grimwood (voice)

Original Name : Glynis Johns

Gender : Female

Character Name : Sibella Dracula (voice)

Original Name : Susan Blu

Gender : Female

Character Name : Tanis the Mummy (voice)

Original Name : Patty Maloney

Gender : Female

Character Name : Elsa Frankensteen (voice)

Original Name : Pat Musick

Gender : Female

Character Name : Winnie Werewolf (voice)

Original Name : Marilyn Schreffler

Gender : Female

Character Name : Phantasma (voice)

Original Name : Russi Taylor

Gender : Female

Character Name : Matches / Papa Werewolf / Well Dweller (voice)

Original Name : Frank Welker

Gender : Male

Character Name : The Grim Creeper / Mummy Daddy (voice)

Original Name : Andre Stojka

Gender : Male

Character Name : Daddy Dracula / Frankenstein Senior (voice)

Original Name : Zale Kessler

Gender : Male

Character Name : Phantom Father (voice)

Original Name : Hamilton Camp

Gender : Male

Character Name : Revolta (voice)

Original Name : Ruta Lee

Gender : Female

Character Name : Colonel Calloway (voice)

Original Name : Ronnie Schell

Gender : Male

Character Name : Cadet Tug Roper (voice)

Original Name : Scott Menville

Gender : Male

Character Name : Cadet Miguel (voice)

Original Name : Aaron Lohr

Gender : Male

Character Name : Cadet Jamaal (voice)

Original Name : Bumper Robinson

Gender : Male

Character Name : Cadet Baxter (voice)

Original Name : Remy Auberjonois

Gender : Male

Character Name : Cadet Grunt (voice)

Original Name : Jeff Cohen

Gender : Male

Character Name : Fan Monster (uncredited voice)

Original Name : Brian Cummings

Gender : Male

Character Name : Doorbell Monster (uncredited voice)

Original Name : Linda Gary

Gender : Female