During the 1950s, in Portuguese Mozambique, small-time American hustler, ex-soldier, ex-boxer and adventurer Johnny Jordan is looking for a new gig. His opportunity comes in the form of a local shipping tycoon and importer Moreno who offers Johnny a job after Johnny saves Moreno from an armed mugger on the waterfront.
Le Havre, France, in 1949. In a town that still shows the scars of war, several friends meet up in Albert's café. One of them, Laurent, has lost his job on the docks and his marriage to Madeleine is falling apart. He knows that his wife wants to start an affair with friend, Jean Sauviot. Jean is a lonely man who is attracted to Madeleine but doesn't want to commit himself to the wife of a friend. On the day that Madeleine tells her husband that she is seeing Jean, Laurent goes looking for Jean to find an explanation. Arriving on the docks in the evening, he attacks an American sailor who looks like Jean, but the man fights back and runs away after killing Laurent accidentally. Madeleine thinks that Laurent was killed by Jean and believes that she can start a new life with her lover. The police have other ideas...
Bitru is a carefree fellow who, one day, decides to buy a houseboat on the River Seine. He moves there and starts living surrounded by a circle of colorful friends. Among them, the daughter of an auto maker but also a group of scientists who have developed "Aqua Simplex", a device that could enable motorists to fill their tanks with... water ! Panic sets in in the automobile industry and Bitru is appointed his friends' middle man to represent them on the various car makers directors' boards.
In post-Liberation Paris, a man reunites with a friend and meets the woman of his dreams, only to discover her brother's dark past.
In a chaotic 19th-century Paris teeming with aristocrats, thieves, psychics, and courtesans, theater mime Baptiste is in love with the mysterious actress Garance. But Garance, in turn, is loved by three other men: pretentious actor Frederick, conniving thief Lacenaire, and Count Edouard of Montray.
The Bontemps family, like all the inhabitants of the village of Coussy la Chapelle, are passionate about radio. Coco, the fiancé of Jacqueline Bontemps, participates in all the contests and under the name of Mr. Bontemps wins a beautiful Sunday. All arrive in Paris and in the premises of the Parisian Post Office attend popular broadcasts.
Robert Shaw slaughters his wife's lover and runs away with his secretary Jacqueline. Helped by a French trapper who takes them for film-makers, they hide in Northern Canada.
"Altitude 3.200" asks the question and provides the premise of what would happen if a group of young people----poor, rich, discontented, bored--- were given an idyllic community in which to live. Call it a colony. Call it a village. Call it one-world. Mainly call it a futile exercise in changing human nature, mores, culture and attitudes at any altitude. For t'ain't no time before clashing personalities, petty jealousy, violence and---that old demon---love create havoc. And isn't much longer before they become re-united in the face of an avalanche that threatens to destroy them. They all return to whence they came, sadder and wiser.
A man and a woman arrive in a cafe-hotel near the Belgian frontier. The customers recognize the man from the police's description: his name is Amedee Lange, and he murdered somebody in Paris. Lange was an employee in a printing works. His boss was a real bastard, swindling every one, seducing female workers... One day he fled to avoid facing his creditors, and the workers set up a cooperative to go on working. What then made Lange a killer?
The police superintendent may be good-natured but he has got a lot on his plate with all the witnesses that come to make a statement before him. They are all crazier than the others and although the superintendent is not too bad at keeping his self-control, he might well go nuts after all with this bunch of lunatics!
François Chotard, wholesale grocer, gives his daughter in marriage to Julien Collinet, a writer who prefers dreaming to working, a situation conducive to quarrels between the son and the father- in-law. Until the day when Julien receives the Prix Goncourt, prestigious literary award. Chotard has a sudden change of heart.