How many movies have Corrie van Gorp and Ruud Bos collaborated on?

They have worked on 4 movies together! Their first movie together was Wim Sonneveld with Willem Nijholt and Corrie van Gorp (1973) while their highest rated movie together was Boem-Boem (1982). They have not worked together since Boem-Boem (1982). They are most known for their comedy films together.