A Mystery Known to All (1981)
Children from in a summer camp decided to invite a group of famous actors to visit them.
Actors: Yulya Zhivotvorova, Yuri Prokhoda, Nadezhda Rumyantseva, Nikolay Grinko, Zinovi Vysokovsky, Valeriy Nosik, Yuriy Sarantsev, Yuriy Nikolaev, Sergey Alekseev
Country: Soviet Union
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