Minouche
A small-time thief steals a car and impulsively murders a motorcycle policeman. Wanted by the authorities, he attempts to persuade a girl to run away to Italy with him.
Vallois, a vice inspector for the Paris police, takes special interest in the plight of drug-addicted Lucky (Najda Tiller), whom he considers to be more victim than criminal. Taking it upon himself to wean Lucky away from narcotics, Vallois also wins her love -- and, incidentally, smashes the dope ring responsible for her addiction
Trois jour à vivre (Three Days to Live) takes off with a bang when two-bit actor Daniel Gelin witnesses a murder. He didn't see the killer, but that doesn't stop him from claiming that he did in order to get his name into the papers. Sure enough, the murderer targets Gelin as his next victim. Our hero is temporarily rescued by Jeanne Moreau, an aspiring actress who has always had a crush on him.
(uncredited)
Employed in a beauty salon, Amédée must undergo a pentothal injection. The dose is too strong; suddenly Amédée reveals the truth to everyone; to clients of the institute; to his cheating wife; to his boss that he robs; to the tax collector; etc. When the effects of the truth serum wear off, everyone returns contentedly to their little swamp.
Petrus, a Montmartre photographer, is accidentally wounded by Migo, a dancer at the Frou Frou night club, when she is trying to shoot her faithless lover Rodrigue, a counterfeiter. Though Petrus tries to reconcile the lovers, Migo lands up with him after Rodrigue is finally killed by another jealous dancer.