How many movies have Pieter Bouwman and Randall Casaer collaborated on?

They have worked on 2 movies together! Their first movie together was Wim Helsen: Heden Soup! (2006) while their highest rated movie together was Wim Helsen: Bij Mij Zijt Ge Veilig (2007). They have not worked together since Wim Helsen: Bij Mij Zijt Ge Veilig (2007).