Didier Travolta is a 40-year-old disco music fan who has no job, lives with his mother, and has a son he hasn't seen for a while. The mother of his son refuses to send him their son for the holidays unless he can offer him a real vacation, not just going to bars of the French port city of Le Havre. Penniless, the only way he can see his son is by winning a dance contest organized by his friend Jackson, with the prize of a vacation to Australia for two.
Returning by train to the French port of Le Havre, Jacques Lantier, a tormented railwayman, meets by chance the impulsive stationmaster Roubard and Séverine, his wife.
Henri, the Man from Nantes, comes back to his country after a successful stay in the United States, where he was working for Liski, the drug dealer. With the fame of being a tough guy preceding him, he sets himself to the task of knowing why the French operations were not so profitable - and soon he is master of all links of the organization. He can now get it honed to perfection - or destroy it. Only... the Police are following his every step.
A rookie policeman from provincial Le Havre volunteers for the high pressure Parisian homicide bureau and is assigned to a middle-aged woman detective.
Bureacratic customs officer searching for a missing girl.
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...