| GRACIELLA ARCE | HERMEOONE #3 |
| KATELYNN BAUER | SALLY PERKS |
| KATE BLAKELY | GHOST HISTORY TEACH, COLIN |
| GRASON BUTLER | OLIVER RIVERS |
| URIAH CAMARILLO | A VERY TALL MAN, ERNIE MAC, SEAMUS, MR. NICK |
| DARWIN CASAZZA | LEANNE, GINNY |
| KARIN CASAZZA | SECOND HEADMASTER, XAVIA JONES, RITA SCOOTER |
| JOE CURRY | NARRATOR |
| CHELSEA DANGLER | ZACH SMITH, FRENCHY |
| JACOB EVANS | WAYNE HOPKINS |
| DANI FRAME | HANNAH |
| JULIE HALL | A FAT FRIAR, BIPPY (THE HOUSE ELF) |
| MADALYN HEDGE | HERMEOONE #1, PROFESSOR LANNY |
| TRAVIS HEFFELFINGER | CEDRIC, MR. VOLDY |
| ALEX JOHNSON | PROFESSOR TURBAN, REAL MR. MOODY |
| KATHY KENNEDY | PROFESSOR LOCKY, BLONDO MALFOY, MYRTLE |
| EMILY REMAKLUS | SUSIE BONES, HARRY |
| AVERIE RUPP | A CERTAIN POTIONS TEACHER |
| ELISABETH SHAFFER | PROFESSOR SPROUTTY, HELGA |
| TAYLOR SIDLE | MS. BABBLE, RIC GRYFF |
| GRANT SMALLEY | J. FINCH FLETCHLEY, UNCLE DAVE, GOYLE, VIKTOR, CLUMSY LONGBOTTOM |
| J SONS-BEARD | FIRST HEADMASTER, PROFESSOR McG, RUNES TEACH, SAL |
| JENNIFER THOMAS | MEGAN JONES |
| LYDIA TRZYNKA | ROWENA, HERMEOONE #2 |
| TBD | MR. BAGMAN |