How many movies have Santisuk Promsiri and Somkiat Kunanitipong acted in together?

They have worked on 9 movies together! Their first movie together was Boonchu 1 (1988) while their highest rated movie together was Boonchu 2 (1989). They have not worked together since Boonchu 9 (2008). They are most known for their comedy films together.