"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 Kondratiy 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
Nikolai Kalinin
Director
Anatoli Rybakov
Writer
Stanislav Pozhlakov
Original Music Composer
Igor Remishevsky
Director of Photography
Yuri Albitsky
Production Design
