How many movies have Igor Efimov and Yuri Veksler collaborated on?

They have worked on 13 movies together! Their first movie together was The Adventures of Sherlock Holmes and Dr. Watson: Bloody Inscription (1980) while their highest rated movie together was The Adventures of Sherlock Holmes and Dr. Watson: Acquaintance (1980). They have not worked together since The Adventures of Sherlock Holmes and Dr. Watson: The Twentieth Century Begins, Part 1 (1988). They are most known for their adventure films together.