Autres personnages
- Casper / Casper's Shadow
Devon Werkheiseranglais - Jimmy
Brett DelBuonoanglais - Alder
Jim Belushianglais - Dash
Bob Sagetanglais - Stinkie / Frankengymteacher
John DiMaggioanglais - Fatso / Figurehead
Billy Westanglais - Stretch
Dan Castellanetaanglais - Kibosh
Kevin Michael Richardsonanglais - Thatch
Matthew Underwoodanglais - Mantha
Christy Carlson Romanoanglais - Mickey
Candi Miloanglais - Monaco
Nika Futtermananglais - Ra
Kendre Berryanglais - Banana Lady / History Teacher / Additional Voices
Debi Derryberryanglais - Scare Center Host 1 / Wolfie / Narrator / Werewolf / Additional Voices
Pat Fraleyanglais - Punk Kid / Scare Center Host 2 / Pumpkinhead / Brainiac / Pool Guy / Hunchback / Additional Voices
Scott Menvilleanglais - Pirate / Thurdigree Burns
Maurice LaMarcheanglais - Parrot
Kevin McDonaldanglais - Fish Boy / Drip / Additional Voices
Terri Douglasanglais - P.A. Voice / Additional Voices
John Kassiranglais - Aunt Spitzy
Phyllis Dilleranglais - Gargoyle / Flyboy / Skinny Ghost / Coach / Additional VoicesJason Harrisanglais
- MurrayDaryl Dragonanglais
- BelleToni Tennilleanglais
- Additional Voices
Fred Tatascioreanglais