Katya and Grisha lived in a big city. Grisha was older than Katya, but he respected her and did not hide his secrets from her. And I did not notice at all how the girl was growing up and how completely different feelings were born to her.
| Actor | Role |
|---|---|
 Lyudmila KrylovaKatya | Katya |
 Vladimir GusevGrisha | Grisha |
 Lidiya Fedoseyeva-ShukshinaDina | Dina |
 Lev PerfilovTaras Levchenko | Taras Levchenko |
 Margarita KrinitsynaElvira | Elvira |
 Margarita KoshelyovaRimma | Rimma |
 Yurii MazhuhaZhora | Zhora |
 Yuri LavrovKatya's uncle | Katya's uncle |
| AAleksey BykovDriver | Driver |
| AAleksei KondratenkoNot listed | Not listed |