A simple civil servant Léon, who has the unusual ability to walk through walls, falls madly in love with a hotel thief by the name of Susan. He poses as Garou-Garou, a dangerous gangster to attempt to woo her affections, but is arrested and sent to jail. While in jail he annoys the guards by walking in and out of his cell, and keeps persuading Susan to cease her criminal way of life. As fundamentally being an honest and law-abiding citizen, he eventually handles back everything he has stolen, is acquitted by the court, and becomes famous and respected. When he learns that Susan is planning to return to England and start a new life, he decides to confess to her his emotions. However, the couple is interrupted by a sudden rush of journalists. Trying to escape in a building, they get cornered on a corridor, and Léon pushes Susan through a nearby wall. But by doing this, he loses his own wall-walking ability, and the film concludes.

Hervé is a tough sea captain in command of the "Duchesse Anne", a rum-trading ship. But the sea dog hides a tender heart and he allows Marie-Douce, a poor slum girl who dreams of seeing the wide world,on board. To have her accepted by the crew, he passes her off as his niece. A seasoned master like him, wise enough to ban alcohol use on his ship, should have known better : a beautiful girl on the deck cannot but unleash the savage instincts of all those men without women.

The story of how the people of Paris cope with the strains and struggles of war, from the siege of the city by the Prussians during the Franco-Prussian War of 1871 to the invasion by the Germans in World War II.

An unconsummated marriage to fool the father who wants his heir to be wed.

Now that their parents are ruined, Jacques Eyssette and his younger brother Daniel, are driven to fend for themselves. Jacques becomes the secretary of a marquis who exploits him by making him work so hard that his health gets damaged. Daniel, on his part, is hired as a supervisor and Latin teacher in a school in the province. It soon happens that he is in a bad situation too as, after being subjected to repeated harassment, he ends up being fired. Daniel then decides to join Jacques in Paris, hoping to embark on a literary career. Unfortunately, Irma Borel, an actress, sets her sight on him and drags him into a life of vice.

Paris, 30's declared professional rivalry between two stars of the musical, Yvonne and Gaby leads to dire consequences. Yvonne's body is found in the theater. Gaby's future is threatened against the judgment to which it is subjected, with a probable prison sentence.