How many movies have B. K. Harinarayanan and Rathin Radhakrishnan collaborated on?

They have worked on 3 movies together! Their first movie together was Prakashan Parakkatte (2022) while their highest rated movie together was Pappachan Olivilaanu (2023). They have not worked together since Pappachan Olivilaanu (2023). They are most known for their drama films together.