A clever boy designs a creative ploy to protect his little sister from repeated monster attacks.
| Actor | Role |
|---|---|
 Estelle FournierJulie | Julie |
 André KasperFélix | Félix |
 Catherine RenaudMère | Mère |
| JJean-Daniel RoyMizbrük | Mizbrük |
| JJean-Robert QuirionPère (voice) | Père (voice) |