How many movies have Valeri Sharov and Valeriy Pugachev collaborated on?

They have worked on 2 movies together! Their first movie together was Загадки звёздного неба: Откуда взялись телескопы (1985) and was their highest rated movie together. They have not worked together since Академия детских наук. Музыка. Как сочинять оперы. Фильм 4 (1990).