Géo Paquet, aka The Gorilla, breaks from jail. Now an escaped convict, the elite agent must infiltrate a dangerous gang working for a foreign embassy as their leader, a spy enjoying diplomatic immunity, can't be arrested by regular police.
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.
Out of prison after a five-year stretch, jewel thief Tony turns down a quick job his friend Jo offers him, until he discovers that his old girlfriend Mado has become the lover of local gangster Pierre Grutter during Tony's absence. Expanding a minor smash-and-grab into a full-scale jewel heist, Tony and his crew appear to get away clean, but their actions after the job is completed threaten the lives of everyone involved.
A romantic German girl is brought to France. After an interlude with an old roue, she falls in love with a simple, but married, man. She goes to work for him as a servant, but after a night of love with him, she commits suicide.