According to Lopotukhin... (5.0)

Movie · 1984 · 2 h 06 min · Family, Comedy, TV Movie

A movie about very strange events which happened in the ordinary school after Vasya Lopotukhin got late to a math lesson because of his meeting with aliens.

Directed by: Михаил Козаков

Starring Леонид Броневой, Светлана Крючкова, Илья Рутберг, Борислав Брондуков, Grigori Yevseyev, Виталий Леонов, Иван Уфимцев, Vasya Arkanov, Natasha Zbrueva, Антон Наркевич

We don't know where to watch it in the US.