 Jordana BeattyJudy Moody | Judy Moody |
| PParris MostellerJames "Stink" Moody | James "Stink" Moody |
 Janet VarneyJill Moody (Mom) | Jill Moody (Mom) |
| KKristoffer Ryan WintersJosh Moody (Dad) | Josh Moody (Dad) |
 Garrett RyanRockford "Rocky" Zang | Rockford "Rocky" Zang |
 Preston BaileyFranklin "Frank" Pearl | Franklin "Frank" Pearl |
 Jaleel WhiteMr. Todd | Mr. Todd |
 Ashley BoettcherJessica Finch | Jessica Finch |
 Taylar HenderAmy Namey | Amy Namey |
 Cameron BoyceHunter / Werewolf | Hunter / Werewolf |
 Jenica BergereRocky's Mom | Rocky's Mom |
 Heather GrahamAunt Opal | Aunt Opal |
 Jackson OdellZeke | Zeke |
| DDoug MacMillanTrey-Paul Nevreby | Trey-Paul Nevreby |
 Dean CameronAnimated Reporter / Town Hall Official | Animated Reporter / Town Hall Official |
 Ashley JacksonMaddy | Maddy |
| PPedro ShanahanMohawk Man | Mohawk Man |
| JJenn KorbeeNewscaster | Newscaster |
 Robert CostanzoHerb | Herb |
 Sharon SachsRose | Rose |
 Norwood CheekVampire Ticket Seller | Vampire Ticket Seller |
 Bobbi Sue LutherYoung Woman | Young Woman |
| JJames McManusZombie Movie Narrator | Zombie Movie Narrator |
 Brian PalermoZombie | Zombie |
 Megan FranichIvy The Ticket Taker | Ivy The Ticket Taker |
 Richard RiehleRingmaster | Ringmaster |
 Jacob BertrandBoy | Boy |
| SSarah BibboGirl at Circus | Girl at Circus |
| RRyan DodsonMovie Theater Employee (uncredited) | Movie Theater Employee (uncredited) |
| MMiranda DowneyZombie (uncredited) | Zombie (uncredited) |
