How many movies have Carlos Orengo and José Luis Pérez Tristán collaborated on?

They have worked on 9 movies together! Their first movie together was The Midshipmen (1967) while their highest rated movie together was ¡Cómo sois las mujeres! (1968). They have not worked together since ¿Por qué pecamos a los 40? (1970). They are most known for their comedy films together.