Shaggy Rogers
Casey Kasem
Phantom Father
Hamilton Camp
Revolta (voice)
Ruta Lee
Scooby-Doo
Don Messick
Baxter (voice)
Remy Auberjonois
Ms. Grimwood
Glynis Johns
Sibella Dracula
Sue Blu
Winnie Werewolf (voice)
Marilyn Schreffler
Sibella Dracula
Susan Blu
Tanis the Mummy
Patty Maloney
Grunt (voice)
Jeff Cohen
Elsa Frankensteen
Pat Musick
Daddy Dracula / Frankenstein Senior
Zale Kessler
Phantasma
Russi Taylor
Revolta
Ruta Lee
Matches
Frank Welker
The Grim Creeper
Andre Stojka
Phantom Father
Robin Camp
Miguel (voice)
Aaron Lohr
Tug (voice)
Scott Menville
Colonel Calloway
Ronnie Schell
Jamaal (voice)
Bumper Robinson
Colonel Calloway (voice)
Ronnie Schell
Fan Monster
Brian Cummings
Doorbell Monster
Linda Gary