Евгений Миронов
— Pyotr
Tchoulpan Khamatova
— Liza
Merab Ninidze
— Boris
Юлия Марченко
— Katya
Владимир Селезнёв
— Romka
Aleksandr Kuznetsov
— Petya in his youth
Alexey Lyubimov
— Boris in his youth
Алина Гвасалия
— Liza in her youth
Эра Зиганшина
— Vera Leopoldovna, Borya's grandmother
Алексей Ведерников
— Eva's boyfriend
Филипп Ершов
— Petya's friend in his youth
Кирилл Фролов
— Petya's friend in his youth
Артём Фадеев
— Petya in his youth
Наталья Иохвидова
— mathematic teacher
ზურა ყიფშიძე
— Teddi