How many movies have Jiří Václav and Petr Hovorka collaborated on?

They have worked on 13 movies together! Their first movie together was Hádankář Vojta (1969) while their highest rated movie together was Stařeček vavříny vídeňské slávy ověnčený aneb Zpronevěra (1988). They have not worked together since O začarované vlčici (1993). They are most known for their family films together.