Stressed and overworked, famous French movie star Michel Blanc is beginning to wear down, physically and mentally, from the pressure and demands of fame. Already in a fragile state of mind, strange events start to transpire all around him, and he gradually loses his grip. Taking the advice of a psychiatrist, Blanc retreats to the countryside with his friend Carole Bouquet, but Blanc still has not managed to escape all of his problems.

Fred, a raffish safe blower, takes refuge in the Paris Metro after being chased by the henchmen of a shady businessman from whom he has just stolen some documents. While hiding out in the back rooms and conduits of the Metro, Fred encounters a subterranean society of eccentric characters and petty criminals.

Three men with a penchant for gambling on the horses soon find themselves in trouble because of their addiction. Pierre (Michel Piccoli) is the math whiz who uses his talent for picking the winners. Charles (Michel Galabru) is the wealthy scrap-iron magnate who has embarrassing evidence on many prominent political figures. Loic (Jacques Dutronc) is the aspiring politico who seeks to further his career by any means possible. Charles approaches Loic and asks his political party for a loan in hopes of fixing an upcoming race....

Midi Première is a French variety show presented by Danièle Gilbert, directed by Jacques Pierre and broadcast from January 6, 1975 until January 1, 1982 on TF1. The program was generally broadcast between 12:15 p.m. and 12:55 p.m., then giving way to the 1:00 p.m. TV news. However, the broadcast schedule could change, depending on the guests, and the setting where the recording of the program was shot. Certain performances by artists who have become cult like the one where Ringo jostles with a demonstrator in interpretation (1977), that of Dalida with the title There is always a song with the soundtrack that does not start, twice, at the right speed (1978), Claude François and his Clodettes, who, in the provinces, are unable to join "the set" in order to interpret his song, the latter being taken by the crowd of delirious fans (summer 1977) . The group Supertramp performed there with the title "Dreamer" on March 8, 1975.