How many movies have Igor Efimov and Valentina Kosobutskaya acted in together?

They have worked on 3 movies together! Their first movie together was New Year Adventures of Masha and Vitya (1975) while their highest rated movie together was The Adventures of Sherlock Holmes and Dr. Watson: The Secret of Treasures (1983). They have not worked together since The Adventures of Sherlock Holmes and Dr. Watson: The Secret of Treasures (1983). They are most known for their crime films together.