How many movies have Mammootty and P G Viswambharan collaborated on?

They have worked on 23 movies together! Their first movie together was Sphodanam (1981) while their highest rated movie together was Ee Lokam Ivide Kure Manushyar (1985). They have not worked together since Ezhupunna Tharakan (1999). They are most known for their drama films together.