How many movies have Prakash Mehra and Yunus Parvez 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 Ek Kunwari Ek Kunwara (1973). They have not worked together since Ghungroo (1983). They are most known for their action films together.