Aarne, the son of Laamanni Horn, who is studying law, falls in love with his father's office assistant Helena, but due to his parents' prejudices, he wants to keep his cross-class relationship a secret. Aarne finds himself presiding over his first court case in conflicting circumstances, as he is assigned to judge Helena.
| Actor | Role |
|---|---|
 Ansa IkonenHelena Talpia | Helena Talpia |
 Tauno PaloAarne Horn | Aarne Horn |
 Aku KorhonenGran | Gran |
 Yrjö TuominenJulius Horn | Julius Horn |
 Irja ElsteläEllen Horn | Ellen Horn |
| KKyllikki VäreKarin Berger | Karin Berger |
 Wilho IlmariAntti Peltoniemi | Antti Peltoniemi |
 Jalmari RinnePorras | Porras |
 Ossi ElsteläHannes Berger | Hannes Berger |
 Hilja JormaAnna Berger | Anna Berger |
 Kaarlo AngerkoskiDr. Kaukola (uncredited) | Dr. Kaukola (uncredited) |
 Aino HaverinenHeta Peltoniemi (uncredited) | Heta Peltoniemi (uncredited) |
| IIrja KuuslaMari (uncredited) | Mari (uncredited) |
| AArvo KuuslaSipo Ohramaa (uncredited) | Sipo Ohramaa (uncredited) |
| EEero Kilpi(uncredited) | (uncredited) |
| VViljo Lampela(uncredited) | (uncredited) |
 Rauli Tuomi(uncredited) | (uncredited) |
| AA. Hytönen(uncredited) | (uncredited) |
| LLennart Vaikonpää(uncredited) | (uncredited) |
| OOlavi Saarinen(uncredited) | (uncredited) |
| SSulo Autere(uncredited) | (uncredited) |
| VValter Tuomi(uncredited) | (uncredited) |