Eurocrime/Poliziotteschi movie from 1977

Montano's corpse is found after being kidnapped by Maurice. The police think then to use the same ways criminals use and to infiltrate Tony Lo Bianco...

A gang of saboteurs is trying to stop NATO's Zodiac missile project.

A Camorra boss fakes his own death in order to start a new life elsewhere with his family, but a nurse happens to see him alive and well after the...