Zadacha s mnogo neizvestni
| MPAA Rating: | NR |
| Genre: | Adventure, Family |
| Country: | Bulgaria |
| Directed By: | Liliana Pencheva |
| Written By: | Bratya Mormarevi |
| Cast: | Olya Stoycheva, Nikolai Ouzounov, Svetozar Nedelchev, Vladimir Nikolov, Tosho Nedyalkov, Kiril Balabanov, Misho Milchev |
| In Theaters: | Jul 07, 1977 |
| Runtime: | 1 hour 5 minutes |
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