How many movies have Alfredo Gutiérrez 'El Turco' and Fernando Durán Rojas collaborated on?

They have worked on 12 movies together! Their first movie together was Los perturbados (1972) while their highest rated movie together was El vengador del 30-06 (1983). They have not worked together since A sangre fría (2002). They are most known for their action films together.