How many movies have Walter Baele and Walter de Donder acted in together?

They have worked on 5 movies together! Their first movie together was Samson & Gert Kerstshow: Iedereen is Ziek (1998) while their highest rated movie together was Samson & Gert: Hotel op Stelten (2008). They have not worked together since Samson & Gert Kerstshow: de 20ste Kerstshow (2010).