How many movies have Ivan Mládek and Luděk Sobota acted in together?

They have worked on 7 movies together! Their first movie together was Silvestr je za dveřmi (1974) while their highest rated movie together was Silvestr 1978 (1978). They have not worked together since Deset malých běloušků (1993). They are most known for their music films together.