A rich man's son has lived a dissipated life and has joined a circus where he shares the courageous and perilous lives of its artists. He falls in love with a young dancer and is loved in return by her. But their passion goes through many vicissitudes.

Mario Esposito, who sings in a Neapolitan restaurant, is in love with Assunta, the niece of Teresa, the owner of the place. He shares his apartment with Michel, his best friend. This one has fallen under the spell of Lolita, a gorgeous adventuress he met at the cathedral where he officiates as the organist. But things go awry as, while Michel intercedes with Aunt Teresa for Assunta's hand in his favor, Mario in turn falls in love with Lolita. On the very day of his wedding with Assunta, Mario runs away with Lolita, thus betraying both his love and his friend. But it does not take long before the young singer realizes the big mistake he has made.

Lina Bourget, a realist singer, is forced to leave Dakar because of a murder she believes she has committed. Taking refuge in Paris, she unexpectedly becomes a star in the capital.

Billy Forster, a dishwasher, dreams of becoming a hero. One day, he leaves Hollywood for Texas, where he is soon hired as a ranch hand by Tom Spielman. What Billy does not know is that the rancher is also a highwayman who, with the help of his Negro henchman Sam, terrorizes and robs isolated travelers. But, assisted by Nelly, Spielman's adopted daughter, and Partridge Eye, an Indian, Billy manages to bring the two criminals to justice.

Pierre Buxeuil is better known as the popular clown Bux. One day, he falls in love with Nicole, a romantic but whimsical young lady. He soon elopes her and the beautiful Nicole follows him, persuaded that she will love circus life. Unfortunately for Bux she does not and she leaves him as a result. After a few other disappointments due to false accusations, Bux finally marries a kind-hearted circus acrobat and pursues a successful career under the big top.

Lucien Mazerand, a bookseller from Châteauroux, goes to Paris to spend a few days in the French capital. At the music-hall, he discovers Stella Losange, a singer who literally enthralls him. Determined to seduce her, he is aware that a mere bookseller from the provinces stands no chance. So he resorts to a stratagem: posing for a globe-trotter who has gone through millions of adventures. The scheme works but the lady wants more : why doesn't he take her along with him so that she can share his dangerous life?

Several men of different nationalities have decided to free themselves from the clutches of women and have vowed to help each other in case one of them might relapse. They find shelter in a hacienda on the pampas. They believe they are now safe from the evil influence of the fair sex. Unfortunately there is a farm nearby in which... a gorgeous woman is said to live. Great principles are short-lived, as they soon realize: lust, jealousy and hate set in at once.

Bicard nicknamed Le Bouif earns 1,000 francs for lending his body to the experiments conducted by Professor Caligari. Further adventures await him when he encounters Ladislas, a young reveler, who happens to be the crown prince of Corinthia. This one, who favors living it up over his royal duty, commissions Bicard to replace him on the throne.

Adrien Moulinet, a modest encashing agent in the Nortier bank, is also an inventor in his spare time. His latest revolutionary creation is the motorized roller skate. His problem is to be able to market them. Jules Petitpas, a jobless adman, is the right man for that.

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...