The Peanuts gang is nervous about going to a new school, so Lucy starts her own. She soon learns that teaching is tougher than she thought—and that change can be a good thing.
| Actor | Role |
|---|---|
 Etienne KelliciCharlie Brown (voice) | Charlie Brown (voice) |
 Isabella LeoLucy (voice) | Lucy (voice) |
 Wyatt WhiteLinus (voice) | Linus (voice) |
 Terry McGurrinSnoopy (voice) | Snoopy (voice) |
 Rob TinklerWoodstock (voice) | Woodstock (voice) |
 Lexi PerriPeppermint Patty (voice) | Peppermint Patty (voice) |
 Holly GorskiMarcie (voice) | Marcie (voice) |
 Caleb BellavanceFranklin (voice) | Franklin (voice) |
| NNatasha NathanPatty (voice) | Patty (voice) |
 Charlie BoyleViolet (voice) | Violet (voice) |
 Jacob SoleyPigpen (voice) | Pigpen (voice) |
| MMatthew MucciSchroeder (voice) | Schroeder (voice) |
 Jacob MazeralJose Peterson (voice) | Jose Peterson (voice) |
 Jackson ReidThibault (voice) | Thibault (voice) |
 Hattie KragtenSally (voice) | Sally (voice) |