 Grey DeLisleMandy / Aunt Sis / Kid / Ike (voice) | Mandy / Aunt Sis / Kid / Ike (voice) |
 Greg EaglesGrim / Sperg / Giant Candy Bar (voice) | Grim / Sperg / Giant Candy Bar (voice) |
 Richard Steven HorvitzBilly / Harold / Pumpkin / Trick-or-Treater Eater (voice) | Billy / Harold / Pumpkin / Trick-or-Treater Eater (voice) |
 Vanessa MarshallIrwin / Hoss's Mom (voice) | Irwin / Hoss's Mom (voice) |
 Diedrich BaderHoss Delgado (voice) | Hoss Delgado (voice) |
 Armin ShimermanGeneral Skarr / Candy Skeleton / Rat / Creepy Gnome (voice) | General Skarr / Candy Skeleton / Rat / Creepy Gnome (voice) |
 C.H. GreenblattFred Fredburger (voice) | Fred Fredburger (voice) |
 Maxwell AtomsJeff the Spider (voice) | Jeff the Spider (voice) |
 Phil LaMarrDracula / Grandmama / Bougersnatch (voice) | Dracula / Grandmama / Bougersnatch (voice) |
 Rachael MacFarlaneMindy (voice) | Mindy (voice) |
 Dave WittenbergBun-Bun / Trick-or-Treater Eater #1 / Jimbo (voice) | Bun-Bun / Trick-or-Treater Eater #1 / Jimbo (voice) |
 Dan GilvezanConfic / Humicun (voice) | Confic / Humicun (voice) |
 Greg EllisPerkins / Peanutbutter Wheel / Tiny Skull (voice) | Perkins / Peanutbutter Wheel / Tiny Skull (voice) |
 Jess HarnellSinger (voice) | Singer (voice) |
 Martin JarvisNergal / Police Officer / Tarvis (voice) | Nergal / Police Officer / Tarvis (voice) |
