A group of young boys have a collective crush on Bernadette. As a result of this, they have an unreasoning jealousy of Gérard, and do everything they can to disrupt their relationship. When Gérard catches one of the young boys spying on them, he thrashes him severely. In retaliation, the children try to inspire Bernadette to doubt Gérard’s love.
You can now watch The Mischief Makers online on the following streaming providers in the United States.
| Directing | François Truffaut | Director |
| Camera | Jean Malige | Director of Photography |
| Sound | Maurice Le Roux | Original Music Composer |
| Editing | Cécile Decugis | Editor |
| Production | Robert Lachenay | Production Manager |
| Directing | Claude de Givray | Assistant Director |
| Directing | Alain Jeannel | Assistant Director |
| Camera | Jean-Louis Malige | Assistant Camera |
| Editing | Michelle de Bossell | Assistant Editor |
| Writing | Maurice Pons | Short Story |
| Writing | François Truffaut | Screenplay |
