An international cycling race requires the full commitment of all forces, there is not only rivalry between the competitors, but also a willingness to help each other.

An elaborate bank robbery takes place and the gangsters succeed although the FBI had been warned. Jerry Cotton, who is considered accountable for this major failure, loses his badge over this. Being the man he is, Cotton doesn't let the evil-doers forget that he has unfinished business with them.

A French agent goes after a gang of Asian terrorists who plan to blow up an American nuclear aircraft carrier.

A derelict fishing boat in the Caribbean Sea is taken in by four ship's crew hoping to make a profit from the cargo. Little do they know, however, that the nets contain more than just fish.

A Roman woman confides at length in a student who has come to rent her a room. At first amused by her interlocutor, she befriends her. She takes an interest in Lorenzo, Teresa's estranged husband, and falls in love with him, leading Teresa to kill her.

In Paris, the young photographer Ferdinand falls in love with Claire, a pickpocket. Shortly after, he is assaulted because he took pictures of the young woman with another man, Brady, his sponsor. The policeman Lorenzi is put on the case, but in love, Ferdinand does not want to denounce her. However, a stolen object that she offered him will allow his indictment: Claire will spend a year in prison. When she is released, Ferdinand marries her. Kerman, Ferdinand's new boss, employs Claire in his cabaret. She puts on a famous act during which she picks the pockets of the spectators, then gives the objects back at the end of the show. But Brady reappears, demanding 80% of the young woman's earnings, otherwise he will denounce Claire's bigamy, to whom he is still married! Ferdinand prepares to flee with his wife. When he finds her, he comes across the corpse of Brady, whom Claire has just killed.

Henry Roubier, a French promoter, and Enrico Mazzini, an Italian, have signed an agreement guaranteeing them a stranglehold on European highways. While driving on the roads of the south, Roubier takes two young hitchhikers, but an unfortunate swerve the car rushes by Henri and its occupants on the top of a pine tree onto the side of a cliff.

Professor Wilkens has invented a formula for a new type of fuel and puts it on a microfiche that he sends to his daughter and her bodyguard, but multiple different mysterious groups, including the "Chinese Carnation", would kill to get their hands on it.

Louis Bourdin est employé à la RATP le jour, romancier la nuit, avec une forte prédilection pour le genre policier. Un jour, il rédige un polar situé dans l'univers de la RATP, boudé par les éditeurs. Le livre parvient alors aux yeux d'une bande de criminels...

When the Germans recapture a Mediterranean Island during WWII, a squad of US soldiers is left behind to destroy an important radio base.