"Three friends in a summer camp are looking for a treasure hidden in a old mansion."
Sergei Shevkunenko
as Misha Polyakov
Vladimir Dichkovsky
as Genka Petrov
Igor Shulzhenko
as Slavka
Mariya Kapnist
as Countess
Yuri Sidorov
as Sviridov
Viktor Chekmaryov
as Yerofeyev
Nikolay Kuzmin
as Boatman
Avgustin Milovanov
as Kondraty Stepanovich
Nikolai Kryukov
as Cuban communist
Liliya Gurova
as Romanian communist
Oleg Sevastyanov
as Zherdyai
Lyubov Malinovskaya
as Zherdyai's mother
Ivan Havryliuk
as count Karagaev
Aleksandr Primako
as Misha Korovin
Marina Boitsova
as Zina Kruglova
Igor Kondratovich
as Sen'ka Erofeev
Igor Guschin
as Akimka
Vladimir Erenberg
as doctor
Valentin Belohvostik
as Chairman of the village Council
Yuri Goncharov
as Timofei Rybalin, Zherdyai's brother
Anatoliy Dashkevich
as Byashka
Vladimir Papkovich
as Kit
Sasha Mazalov
as Shurka Agureev
Tatyana Chekatovskaya
as Secretary of Komsomol organization
Aleksandr Bespalyy
as militiaman
Vitali Bykov
as Kolya Sevastyanov
Nikolai Kalinin
Director
Anatoli Rybakov
Writer
