How many movies have Enrique Villén and Flavio Martínez Labiano collaborated on?

They have worked on 4 movies together! Their first movie together was Justino, un asesino de la tercera edad (1994) while their highest rated movie together was The Day of the Beast (1995). They have not worked together since Atilano, presidente (1998). They are most known for their comedy films together.