How many movies have Kathleen Warners and Ronald Trijber collaborated on?

They have worked on 2 movies together! Their first movie together was Claudia de Breij: Claudia Zuigt (2005) while their highest rated movie together was Van der Laan & Woe: Pesetas (2018). They have not worked together since Van der Laan & Woe: Pesetas (2018).