Some people are always happy and wake up cheerful and excited to greet each new day. Mari is not one of them. Twelve years old and without friends, she looks forward to a long and boring summer with her family, until she unexpectedly meets the newly retired teacher, Miss Kjær.
| Actor | Role |
|---|---|
| IInger Lise WinjevollMari | Mari |
 Harriet AnderssonMiss Kjaer | Miss Kjaer |
| AArne Willy Granli JohnsenMorten | Morten |
 Henrik ScheeleRonald | Ronald |
 Birgitte Victoria SvendsenWenche | Wenche |
| AAslak BorgersrudHenrik | Henrik |
 Joachim CalmeyerAleksander Larsen | Aleksander Larsen |
 Jorunn KjellsbyFru Beck | Fru Beck |
 Per JansenRektor | Rektor |
| GGunhild EngerBeate | Beate |
| NNina Helene AndersenRandi | Randi |