Pépé le Moko, one of France's most wanted criminals, hides out in the Casbah section of Algiers. He knows police will be waiting for him if he tries to leave the city. When Pépé meets Gaby, a gorgeous woman from Paris who is lost in the Casbah, he falls for her.

The duel between a Czarist general and a lieutenant, over the general's wife, is postponed with war approaching. Years later, the rivals meet again but the general realizes his wife has been faithful to him after all.

The film is a 125-minute, black-and-white biography of French priest and diplomat Charles Maurice de Talleyrand-Périgord (1754–1838), who served for 50 years under five different French regimes: the Absolute Monarchy, the Revolution, the Consulate, the Empire, and the Constitutional Monarchy. Its title comes from one of the main historical nicknames for Talleyrand, that he shares with demon king Asmodeus and English poet Lord Byron.

The Marquise de Langrune invites her friends at her castle in Beaulieu. Among them is Lord Beltham who also came to bring her a significant sum of money. The mysterious Fantômas kills the Marquise during the night. Inspector Juve is sent on his trail.

A criminal making plans to pull off one big score before he retires, comes into possession of secret papers worth a fortune, but dies while attempting the hit. His wife takes those papers for herself, while discovering there are rival criminals, a powerful organization and a sleazy blackmailer.

In Italy, in 1736, Pergolese is in love with Maria. But Maria's brother, Count Raniero, forbids his sister to marry a modest composer. Pergolese kidnaps the young girl, but they are caught. Maria is locked up in her castle while Pergolese dies in the convent that takes him in.

A professor of philosophy, an atheist, converts to Catholicism following a miracle: his daughter, whose leg must be amputated, is taken to Lourdes by her very religious fiancé, and is cured there.

Under the regime of Louis XVIII. Years after Waterloo, Napoleon's loyal officers live in retirement on half-pay. Useless and idle, they have lost their prestige and keep meeting in the hope of the Emperor’s return. When Napoleon dies, they decide to plot the rise to power of Napoleon II.

A woman suffers ill repute when she deserts her husband for a fling with an adventurer and gives the lover jewelry to pay the hotel bill. Will the husband be understanding and forgive her?

A young woman loves a thief and follows him in all his bad tricks. Tired of this life, she leaves him the day she meets a young man with whom she falls in love. But she learns that he is a policeman and desperate, tries to commit suicide.