How many movies have Alyosha Astafyev and Seryozha Ivanov acted in together?

They have worked on 1 movie together! Their first movie together was Загадки звёздного неба: Наше солнце (1985) and was their highest rated movie together. They have not worked together since Загадки звёздного неба: Наше солнце (1985).