How many movies have Brigitte Heitzer and Gert-Jan Booy collaborated on?

They have worked on 8 movies together! Their first movie together was Nachtwacht - Volume 5 (2018) while their highest rated movie together was Nachtwacht: De Dag van de Bloedmaan (2021). They have not worked together since Nachtwacht: De Dag van de Bloedmaan (2021). They are most known for their family films together.