Natural minerals are found all over the world. They represent the wealth of the country they come from. This film conveys the beauty of minerals.
| Actor | Role |
|---|---|
 Nevena KokanovaSlava | Slava |
 Kosta TsonevAkademik Abadzhiev | Akademik Abadzhiev |
| PPetar DespotovKiril Klisurov | Kiril Klisurov |
 Stefan DanailovCholakov | Cholakov |
| SSonya DjulgerovaIvayla | Ivayla |
| PPetya SilyanovaKosena | Kosena |
 Stoycho MazgalovDirektorat | Direktorat |
 Emilia RadevaAna | Ana |
 Ivan GrigorovDonyo Donev | Donyo Donev |
 Dimitar HadzhiyanevDoctor Wolf | Doctor Wolf |