How many movies have Boris Klyuev and Viktor Sergeev collaborated on?

They have worked on 7 movies together! Their first movie together was The Adventures of Sherlock Holmes and Dr. Watson: King of Blackmailers (1980) while their highest rated movie together was The Adventures of Sherlock Holmes and Dr. Watson: Hunting the Tiger (1980). They have not worked together since Shizofreniya (1997). They are most known for their crime films together.