When Mom and Dad leave their sons, Stanley and Timothy alone with their cousin, Jennifer may be a great thing but there's one thing wrong, Jennifer may or may not be a Vampire!
| Actor | Role |
|---|---|
 Jack ThomasStanley/ARL Stine | Stanley/ARL Stine |
| TTyler ThomasTimothy | Timothy |
| PPeyton TuftsJennifer | Jennifer |
| MMax ForresterBenson | Benson |
| BBen ThomasDad | Dad |
| JJaime ThomasMom | Mom |