这是70年代中期意大利一部重要的“政治电影”，讲述了意大利南方某城市的两位法官先后被杀，负责调查的探长罗加斯把目光集中在一个名叫克雷斯的药剂师身上，认为他因先前被法院判入狱而进行报复。但罗加斯的想法遭到警方高层的否定，总部取消了他的任务并把他调到另一个部门。后来罗加斯了解到原来黑幕就是警方首脑，但在追查此事时被不知名的黑手开枪击毙。

A businessman is nicknamed "L'avvocato" and his driver, Oscar, is a yes-man. When L'avvocato has a crash while driving his car, Oscar is put in jail in his place. When Oscar gets out, he finds himself married to the beautiful Maria, but he can't even touch her: she is l'avvocato's lover. Afterwards Oscar is appointed manager, but he can't manage a dime. At the end he shall find himself again in jail, hoping that his "sissignore" (yessir) will let him have, sometime, a driver to send to prison in his place. —