Georges Lajoie is a Parisian café owner. As every summer, Georges, his wife Ginette and grown-up son Léon go on holiday to Loulou's campsite, where they meet up with the Schumacher family (whose father is a bailiff) and the Colin family (who sells bras in the markets). This year, their peace is slightly disturbed by the proximity of a construction site where foreign workers are employed. Xenophobic comments are made. One evening at the ball, a fight breaks out between Lajoie, Albert Schumacher and two algerian immigrant workers...
| Directing | Yves Boisset | Director |
| Writing | Yves Boisset | Author |
| Writing | Jean-Pierre Bastid | Screenplay |
| Writing | Jean Curtelin | Screenplay |
| Writing | Michel Martens | Screenplay |
| Production | Gisèle Rebillon | Producer |
| Production | Catherine Winter | Producer |
| Camera | Jacques Loiseleux | Director of Photography |
| Editing | Albert Jurgenson | Editor |
| Sound | Vladimir Cosma | Original Music Composer |
