How many movies have Bienvenida Sanz and Joaquín Romero Marchent collaborated on?

They have worked on 4 movies together! Their first movie together was Loyola, the Soldier Saint (1949) while their highest rated movie together was El hombre que viajaba despacito (1957). They have not worked together since El hombre del paraguas blanco (1958). They are most known for their comedy films together.