How many movies have Karel Bělohradský and Vojtěch Cach collaborated on?

They have worked on 3 movies together! Their first movie together was Takže ahoj (1971) while their highest rated movie together was Touha Sherlocka Holmese (1972). They have not worked together since Touha Sherlocka Holmese (1972). They are most known for their comedy films together.