How many movies have Damiano Cozzella and Júlio Perez Caballar collaborated on?

They have worked on 4 movies together! Their first movie together was Bebel, Garota Propaganda (1967) while their highest rated movie together was O Cangaceiro Sanguinário (1969). They have not worked together since Piconzé (1972). They are most known for their western films together.