The film tells about the dumb serf and his faithful dog Mumu.
| Actor | Role |
|---|---|
 Afanasi KochetkovGerasim | Gerasim |
 Nina GrebeshkovaTatyana | Tatyana |
 Yelena PolevitskayaThe Mistress | The Mistress |
 Igor BezyaevKapiton | Kapiton |
 Ivan RyzhovGavrila | Gavrila |
 Yevgeni TeterinKhariton | Khariton |
 Leonid KmitStepan | Stepan |
 Varvara MyasnikovaLyubimovna | Lyubimovna |
 Aleksandra DenisovaHousekeeper | Housekeeper |
| AAlexandra FedorovaUstinya | Ustinya |
 Grigori BelovPotap | Potap |
 Aleksey DobronravovUncle Khvost | Uncle Khvost |