How many movies have Jiří Kostka and Václav Lohniský acted in together?

They have worked on 10 movies together! Their first movie together was I andělé ztrácejí trpělivost (1949) while their highest rated movie together was Passing Through a Thick Forest (1964). They have not worked together since Čestné kolo (1989). They are most known for their drama films together.