How many movies have N. Satyen and Prakash Mehra collaborated on?

They have worked on 7 movies together! Their first movie together was Haseena Maan Jaayegi (1968) while their highest rated movie together was Zindagi Ek Juaa (1992). They have not worked together since Zindagi Ek Juaa (1992). They are most known for their drama films together.