这起案件已圆满解决，所有问题迎刃而解，令人欣慰不已。反渗透设备

　　A classic 'italian story', in which an innocent and ignorant worker (witness to a crime) pays in the place of the real guilty, a high society professor. Besides the not so original topic the movie offers good acting performances and depicts perfectly the life of a low-class worker living in the suburbs of an italian city in the mid-70's.