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