How many movies have Mario Barri and Tito Arevalo collaborated on?

They have worked on 7 movies together! Their first movie together was Ghost in the Opera (1954) while their highest rated movie together was The Scavengers (1959). They have not worked together since Mister X (1961). They are most known for their action films together.

Role
(as Mario Bari)
Crew
Original Music Composer