Nadezhda Kazakova, a Siberian girl, comes to a seaside southern town for a youth song festival. But at the first rehearsal with the orchestra Nadya fails, after which she leaves for the construction of a hydroelectric power plant. There, in a working club, success, inspiration, hope and unrequited love come to her.
| Actor | Role |
|---|---|
 Anatoliy AzoNot listed | Not listed |
 Vladimir BasovNot listed | Not listed |
 Tatyana DoroninaNot listed | Not listed |
 Leonid PleshakovNot listed | Not listed |
 Gennadi KrynkinNot listed | Not listed |
| AAleksandra TeryokhinaNot listed | Not listed |