How many movies have Chatchai Plengpanich and Chatrichalerm Yukol collaborated on?

They have worked on 8 movies together! Their first movie together was Gunman II (1988) while their highest rated movie together was King Naresuan Part: 2 (2007). They have not worked together since King Naresuan Part: 5 (2014). They are most known for their action films together.