크레딧 출연 Борис Ливанов Pyotr Vinogradov, inventor Valentin Tsishevskiy Senya Kaufman Константин Градополов Kotya Okhotnikov Galina Pashkova Valya, music student Nadezhda Ardi Tonya, architecture student Иван Переверзев Physical education instructor (uncredited) Татьяна Барышева Senya's mother (uncredited) Всеволод Санаев Red army sailor (uncredited) Галина Степанова Young girl (uncredited) Сергей Антимонов Professor (uncredited) Yeva Milyutina Spectator at the concert (uncredited) Мария Ключарева Middle aged woman (uncredited) 스텝 Lev Slavin Writing Александр Мачерет Directing Евгений Славинский Camera K. Krumin Directing Лев Книппер Sound Николай Тимарцев Sound Алексей Уткин Art