How many movies have Sergio Masieri and Stelvio Massi collaborated on?

They have worked on 2 movies together! Their first movie together was Alibi (1969) while their highest rated movie together was Hunted City (1979). They have not worked together since Hunted City (1979).

Role
(as Sergio Masiero)
Crew
Director
Crew
Screenplay
Crew
Producer