Patrica is the wife of Alain de Saulieu, a handsome engineer. She unfortunately loses her husband, who is killed in action during a battle of the First World War. At least, this is only the official truth, for Alain is not dead. Patricia indeed recognizes him one day. But the inverse does not work the other way around: Alain has become amnesiac and he does not remember her. And worst of all, he lives in a conjugal relationship with Germaine, his dedicated nurse, who is now pregnant by him. What has the future in store then for the three (not to say four) of them?
Alex Grégoire is a timid insurance company clerk who shares his uneventful life between his wife Angèle, his colleagues and his passion for crosswords. But all of a sudden his existence changes dramatically. First because he wins a crossword competition. Second because a jewel thief, Charles Tuffal, thinks he recognizes in him a former accomplice. From that moment "uneventful" is not the best adjective to qualify Alex's life anymore...
A ruined banker is abandoned by his mistress. He commits suicide after entrusting a prostitute with twenty-thousand francs. The money changes hands. A crook is arrested in the house of an an actress he had fooled. In a luxury hotel, a typist kills her lover's wife. The trial of the murderer is followed by the bankruptcy of another financier and the money finally returns to the mistress of a suicide in the restaurant in which she had first appeared.
The knight Henri de Lagardère wants to avenge the death of his friend, the duke Philippe de Nevers assassinated by the prince de Gonzague, a few years before.
Jules Leroy, an industrial shoe polish manufacturer, on his deathbed reveals to his son Achille that the family fortune originates from an inheritance stolen 23 years earlier. The one who should have inherited is one of the factory employees, Hyacinthe Camusset. The latter is also one of the lovers of Lucienne Leroy, the daughter of the family, who has a penchant for Jean Bernon, a boy who dedicates verses to her. Hyacinthe is unaware that he has been robbed but the Leroy family, who are not sure, try to woo him. The family, Hyacinthe, Jean and Lucienne meet at the castle.
Monsieur Vincent is the respected healer of a Basque village. But nobody knows that Vincent Berteaux used to be a surgeon in Paris. When Assomption, a young holidaymaker, arrives in the village in the company of her mother, little does Vincent know that the past returns to his life.
Guy Carbonnel, a rich industrialist, has more eyes for rugby than for his wife Hélène. René Rivals, his long-time pal, takes advantage of it to court her but Guy is becoming suspicious so René has to find a way to deflect his friend's suspicion. He finally has an idea: he asks Lilian, a circus acrobat, to pose as his mistress. Lilian accepts and they embark on a series of eventful moments.
The everyday life and activity of "La Dernière Heure", a major evening newspaper, seen through the eyes of Hélène Perrin, a cub reporter trained by Pierre Rabaud, a star in his field. Side by side they will investigate several events: an air show that ends tragically, the coming to France of a Hollywood actress, a lightship caught in a terrible storm...
Loursat, a lawyer, lives with his daughter Nicole in a sinister and vast bourgeois residence. Abandoned for nearly twenty years by his wife, the brilliant lawyer has sunk into alcoholism and his relationship with his daughter is virtually non-existent. However, one day the corpse of a stranger is discovered in the residence of Loursat. Nicole, who frequents a gang of young people who escape boredom by stealing cars and other objects, is immediately suspected.
The film is biographical, telling the story of the life and artistic struggles of the French composer Hector Berlioz. Berlioz is shown as a recalcitrant medical student in an anatomy class dreaming of becoming a composer; at a demonstration during a performance at the Paris Opéra conducted by Habeneck; at supper with other young artists (Hugo, Janin, Dumas, Mérimée, Delacroix); and chasing after his future wife Harriet Smithson, after a performance of Hamlet. Also depicted are his life in a garret, while suffering from an illness due to an abscess in the throat; a visit from his mother who curses him; and the composition of the Symphonie fantastique. The film then shows his marital breakdown, the premiere of his opera Benvenuto Cellini, his travels throughout Europe, his second marriage to Marie Recio (called "Marie Martin" in the film), public acceptance in old age and reconciliation with his son.