Cast
Георгий Куликов
Nikolai Lvovich
Вячеслав Захаров
Seva
Павел Винник
Shatrov
Аркадий Цинман
speaker at the academic Council in MAI
Александр Ханов
Aleksei Ivanovich
Леонид Чубаров
trainer
Виктор Яковлев
Alyona's relative
Пётр Репнин
member of the academic Council (uncredited)
Леонид Евтифьев
member of the academic council
Леонид Брусин
Vikentiy
Филимон Сергеев
Kirill
Ирина Мирошниченко
Violetta
Marina Vlady
Self (uncredited)
Юрий Цурило
Marko
Gennady Bolibok
Yukhan
Владимир Липпарт
member of the academic Council
Вячеслав Гостинский
member of the American delegation (uncredited)
Лариса Жуковская
princessa Christina
Александр Потапов
Taras
Георгий Светлани
Alyona's grandfather
Инна Кондратьева
member of the academic Council (uncredited)
Наталья Кустинская
Alyona
Александр Грузинский
Gervasiy Fedoseyevich
Кларина Фролова
Alyona's grandmother
Александр Леньков
Lyonya
Эрвин Кнаусмюллер
rewarding person (uncredited)
Алексей Бахарь
pilot (uncredited)
Ольга Наровчатова
student-rower (uncredited)
Николай Толкачёв
member of the academic Council
Валентина Ананьина
Aleksei Ivanovich's companion (uncredited)
Олег Мокшанцев
Soluyanov
Eugeny Agurov
head of the American delegation
Иван Бычков
longshoreman
Thomas Holtzmann
Self (uncredited)
Семён Бардин
member of the academic Council (uncredited)
Валентин Смирнитский
Vasiliy