Pierre is a middle-aged factory worker with plenty of unresolved anger. After his father's death, his mother feels compelled to move in with him. Having just moved there with his beautiful girlfriend, he begins to feel the pressure. When the May Day revolt begins, he goes crazy.
| Actor | Role |
|---|---|
 Pierre MondyPierre | Pierre |
| RRobert JuillardPaul | Paul |
 Bulle OgierMartine | Martine |
 Madeleine BarbuléeMathilde | Mathilde |
 Pierre SantiniMoran | Moran |
| PPhilippe MoreauTrabon | Trabon |
| FFrancis GirodLevasseur | Levasseur |
 Fred PersonneAuvray | Auvray |
 Vania VilersDoctor Sergent | Doctor Sergent |
 René BoulocMichel | Michel |
 Hélène VincentMichèle | Michèle |
 Christiane RoratoSecretary | Secretary |
| AAlice ReichenThe aunt | The aunt |
 Michel DelahayeNot listed | Not listed |