How many movies have Ernie David and Romy Diaz acted in together?

They have worked on 12 movies together! Their first movie together was Patayin Si… Mediavillo (1978) while their highest rated movie together was Walang Matigas na Tinapay sa Mainit na Kape (1994). They have not worked together since Ayos Na... Ang Kasunod (2000). They are most known for their action films together.