How many movies have Alfredo Landa and Pedro Mario Herrero collaborated on?

They have worked on 3 movies together! Their first movie together was Si estás muerto, ¿por qué bailas? (1971) while their highest rated movie together was Los pecados de una chica casi decente (1975). They have not worked together since El alcalde y la política (1980). They are most known for their comedy films together.