How many movies have Olivier Mathot and Patrice Rhomm collaborated on?

They have worked on 3 movies together! Their first movie together was Draguse or the Infernal Mansion (1976) while their highest rated movie together was Captive Women 4 (1977). They have not worked together since Helga, She Wolf of Spilberg (1977). They are most known for their horror films together.