Sergei Shevkunenko as Misha Polyakov

Vladimir Dichkovsky as Genka

Emmanuil Vitorgan as Nikitsky

Viktor Sergachyov as uncle Semyon

Natalya Chemodurova as Misha's Mother

Zoya Fyodorova as Misha's grandmother

Leonid Kmit as Misha's grandfather

Mikhail Golubovich as Polevoy

Eduard Goryachiy as Genka's father

Kuzma Kulakov as

Vytautas Tomkus as Bandit

Roman Filippov as Filin

Boris Vladomirsky as philatelist

Tamara Trushina as Agripina Tihonovna

Igor Shulzhenko as Slavka

Sergei Polezhayev as Slavka's father

Galina Rogacheva as Slavka's mother

Yuri Sidorov as Sviridov

Vera Kuznetsova as Mariya Gavrilovna Terentyeva

Emiliya Milton as Podvolotskaya

Svetlana Potapchik as Lelya Podvolotskaya

Rostislav Yankovsky as school principal

Svetlana Turova as geometry teacher

Andrey Voynovsky as Bor'ka-Zhila

Aleksandr Primako as Misha Korovin

Marina Boitsova as Zina Kruglova

Anatoliy Dashkevich as Byashka

Vladimir Papkovich as Kit

Sasha Mazalov as Shurka Agureev

Natasha Gaidukova as Lena Bush

Mihail Zaletov as Yura-scout

Grisha Chernyakov as Igor Bush

Denis Kalinin as

E. Shvechkova as Masha Saharova

Gediminas Karka as lineman

Tatyana Kudryavtseva as lineman's wife

Pavel Kormunin as uchitel po vozhdeniyu

Vitali Bykov as Kolya Sevastyanov