A Mystery Known to All
Children from in a summer camp decided to invite a group of famous actors to visit them.
- Genre: Music, Family, Comedy
- Studio: Dovzhenko Film Studios
- Keyword: musical
- Cast: Yulya Zhivotvorova, Yuri Prokhoda, Nadezhda Rumyantseva, Nikolay Grinko, Zinovi Vysokovsky, Valeriy Nosik