An honest taxi driver gets into trouble by looking for a customer who left her purse full of cash in her vehicle.

During the Second World War, Georges Masse undergoes a dangerous mission by taking secret documents from Tangiers to London.

Back from a stay in the Far East, a woman who knew the names of the chiefs of a drug ring is murdered. Georges Masse, the famous reporter, decides to investigate, accompanied by his faithful photographer P'tit Louis. He will come across some unappetizing characters like M. Dubois, a killer, Luigi Costelli, a dangerous trafficker and a beautiful but dubious lady, Suzanne Wilson. After being himself suspected, Masse will make the truth triumph.

A typographer makes a mistake by printing the winning number of the national lottery. Many people believe they have won the jackpot. Pursued by his newspaper editor, the worker appears in court where all mystified people are invited to testify.

Cock-eyed reporter Georges Masse enjoys a peaceful vacation in Venice. Which does not please his boss as he is not supposed to be... in vacation! P'tit Louis, Georges' blundering but faithful photographer, is sent to Venice with a mission: pull up his socks. But Georges is not so dormant as he appears. Behind the scenes, he investigates the activities of a gang that cleans out Venice. Quite logically, he soon finds himself face to face with a bunch of shady brutal characters, among whom Zélos, a Greek nightclub owner, and Alessandro Cassidi, a powerful motor manufacturer married to the alluring Clara, twice younger than he is...