When Gordon Smash tries to get away with the loot from a successful diamond heist, his fellow conspirators shoot him in the back. Smash manages to get a clue to newspaper reporter Robert Foster, who sets of to retrieve the diamonds. Despite becoming a target for the rest of the gang, Foster prefers to rely on fashion model Arabella and news paper photographer 'Flash' instead of the more seasoned Inspector Chandler.

74 B.C. Somewhere in the Roman Empire, Spartacus, a young officer, is condemned to be a slave because he hit a superior. Brought back to Roma in a gladiators' school, he escapes and stirs up all the slaves in a revolt against the Roman Empire.

OSS 117 is asked for help by a female acquaintance Muriel Rousset. She beseeches him to retrieve secret documents which have been stolen from Sir Anthony Lead, the father of Anita and Marion. He complies with her wish and no obstacle or danger can hinder him from meeting her expectations.

The Saint-Tropez police launch a major offensive against dangerous drivers. Marechal Cruchot (Louis de Funès) relishes the assignment, which he pursues with a manic zeal. Cruchot is after an offending driver, who turns out to be Josépha (Claude Gensac), the widow of a highly regarded police colonel. When they meet, Cruchot falls instantly in love....

The whole clique of Cruchot's police station is retired. Now he lives with his rich wife in her castle - and is bored almost to death. He fights with the butler, because he isn't even allowed to do the simple works. But when one of the clique suffers from amnesia after an accident, all of the others reunite and kidnap him, to take him on a tour to their old working places and through their memories. In their old uniforms they turn St. Tropez upside down.