A youth brigade at one of Kyiv's factories is competing for the title of Communist Labor Brigade. They are assisted by an old worker, Yakov Sereda. However, two people actively interfere with the Komsomol members: the rogue Yevgeny, who pretends to be a self-taught inventor, and the careerist engineer Kamensky...
Борис Чирков
as Яков Петрович Середа
Полина Куманченко
as Горпина Середа - жена Якова
Нина Иванова
as Галя Очеретько
Юрий Максимов
as Романюк
Владимир Гусев
as Матвей Дорошенко
Микаэла Дроздовская
as Надя
Valery Kvitka
as Хосе Мигель Санчес - «Миша»
Сергей Дворецкий
as Юра Святоха
Анатолій Юрченко
as Сашко
Всеволод Ларионов
as Женя Левченко
Larisa Levchuk
as Лариса
Валентина Ананьина
as Светлана
