How many movies have Iván Zulueta and Mercedes Juste collaborated on?

They have worked on 3 movies together! Their first movie together was Run, Blancanieves, Run (1967) while their highest rated movie together was Un, dos, tres, al escondite inglés (1970). They have not worked together since Un, dos, tres, al escondite inglés (1970). They are most known for their comedy films together.