How many movies have Giuseppe Colombo and Tinto Brass collaborated on?

They have worked on 2 movies together! Their first movie together was Tinto Brass Presents Erotic Short Stories: Part 1 - Julia (1999) while their highest rated movie together was Tinto Brass Presents Erotic Short Stories: Part 4 - Improper Liaisons (1999). They have not worked together since Tinto Brass Presents Erotic Short Stories: Part 4 - Improper Liaisons (1999).