How many movies have César Bono and Roberto 'El Flaco' Guzmán acted in together?

They have worked on 9 movies together! Their first movie together was D.F./Distrito Federal (1981) while their highest rated movie together was Narcosatánicos Diabólicos (1991). They have not worked together since El día de los albañiles 4 (2000). They are most known for their comedy films together.