How many movies have Karel Schleichert and Přemysl Pražský acted in together?

They have worked on 18 movies together! Their first movie together was Láska je utrpením (1919) while their highest rated movie together was Lelíček in the Services of Sherlock Holmes (1932). They have not worked together since The Hordubals (1938). They are most known for their comedy films together.