A life of eight-grader suddenly changes after he is officially declared genius in his school.
| Actor | Role |
|---|---|
 Nikolai FeofanovValya Petrov | Valya Petrov |
 Dariya MalchevskayaNatasha | Natasha |
 Lyudmila Chursinaschool principal | school principal |
 Mikhail Svetinchemistry teacher | chemistry teacher |
 Aleksandra Yakovlevaenglish teacher | english teacher |
 Olga Volkovaprincipal's secretary | principal's secretary |
 Olga OzeretskovskayaMarina | Marina |
 Natalya LatynskayaTanya | Tanya |
 Gabriel VorobyovAlik Shubin | Alik Shubin |
 Tatyana Kulishsaleswoman in a bookstore | saleswoman in a bookstore |
 Sofya PavlovaValya Petrov's mother | Valya Petrov's mother |
 Gennadi BeglovNot listed | Not listed |
| AAleksandr NikolayenkoSemyon Petrovich | Semyon Petrovich |
| YYuri MalyshevYura | Yura |