Michel Jussieu, a film producer, returns one morning to the cabaret where he forgot his sweater. He discovers the corpse of an extreme right-wing journalist, but immediately he is knocked out. He wakes up in the police station ...

Singapore. Following the mysterious disappearance of several Marines on leave, the U.S. Secret Service appoints young Art Smith to lead the investigation. Four volunteers decide to assist him in his dangerous undertaking, and prepare to act as bait for the kidnappers.

Seeing an opportunity to make a financial recovery for the family, a nobleman attempts to wed his son to his wealthy friend's daughter. His plan is to send the boy for a cruise on the SS France with the prospective female. Upon arriving to meet the lovely girl, the young man switches places with his valet. Unbeknownst to him, however, is the fact that the girl has pulled a similar deception. Though Jean-Marc Ripert is responsible for much of the cinematography in this New Wave comedy, it is Francois Reichenbach who handled the camera for many of the ocean-liner scenes.

A few stories about marriage and its problems. Antoine is about to marry Gisèle. His friend Julien, an established bachelor, desperately tries to convince him not to do it, recounting his own painful experiences.

In this Franco-Italian gangster parody, a shopkeeper on his way to an Italian holiday suffers a crash that totals his car. The culprit can only compensate his ruined trip by driving an American friend's car from Naples to Bordeaux, but as it happens to be filled with such contraband as stolen money, jewelry and drugs, the involuntary and unwitting companions in crime soon attract all but recreational attention from the "milieu".