At Forsbyholm's boarding school, the problem-maker Rutger Von Hake reads. In order for the school to receive government funding, a new teacher comes to the school to solve the problem.
| Actor | Role |
|---|---|
 Sickan CarlssonBritt Lange | Britt Lange |
 Egon LarssonRutger von Hake | Rutger von Hake |
 Nils EricsonGösta Bergmark | Gösta Bergmark |
 Douglas HågeWiik | Wiik |
 John BotvidSpira | Spira |
 Thor ModéenAugust von Hake | August von Hake |
 Marianne LöfgrenAgneta von Hake | Agneta von Hake |
| GGreta LimingMaud Wide | Maud Wide |
| PPer Hugo Jacobssonträdgårdsmästare | trädgårdsmästare |
 Mona Geijer-Falknerskurgumma | skurgumma |
| TTorbjörn StålmarckPettersson | Pettersson |
 Sten GesterNisse | Nisse |
 Ulla Andreassonen flicka | en flicka |
| MMaja Hågepostfröken | postfröken |
 Artur RolénKärrson | Kärrson |