How many movies have Jose Romulo and Nello Nayo acted in together?

They have worked on 12 movies together! Their first movie together was 9 Laban sa Lahat (1964) while their highest rated movie together was Dugo at Pag-ibig Sa Kapirasong Lupa (1975). They have not worked together since Ang Maestro (1981). They are most known for their action films together.