How many movies have Pongtap Anurat and Yuthlert Sippapak collaborated on?

They have worked on 9 movies together! Their first movie together was Rahtree: Flower of the Night (2003) while their highest rated movie together was Pattaya Maniac (2004). They have not worked together since Buppha Ratree: Haunting in Japan (2016). They are most known for their horror films together.