The film is set during the construction of a gas pipeline. The plot revolves around a conflict between the builders and the designers.
| Actor | Role |
|---|---|
 Yuriy NazarovNot listed | Not listed |
 Svetlana TomaNot listed | Not listed |
 Girts JakovlevsNot listed | Not listed |
 Igor GorbachyovNot listed | Not listed |
 Margarita TerekhovaNot listed | Not listed |
 Tatyana KulishNot listed | Not listed |
| VVladimir AniskoNot listed | Not listed |
 Igor DmitrievNot listed | Not listed |
 Valentin NikulinNot listed | Not listed |
 Vladimir NovikovNot listed | Not listed |
 Yury ProkofyevNot listed | Not listed |
 Karina MorittsNot listed | Not listed |