À double tour
The mistress of the wealthy Henri Marcoux is murdered and the family accuses the milkman of committing the crime. But Marcoux's daughter's fiancé suspects that she may have been murdered by someone else.
| Actor | Role |
|---|---|
 Madeleine RobinsonThérèse Marcoux | Thérèse Marcoux |
 Antonella LualdiLeda | Leda |
 Jean-Paul BelmondoLaszlo Kovacs | Laszlo Kovacs |
 Jeanne ValérieElisabet | Elisabet |
 Jacques DacqmineHenri Marcoux | Henri Marcoux |
 Bernadette LafontJulie | Julie |
 André JocelynRichard Marcoux | Richard Marcoux |
 László SzabóVlado | Vlado |
 Mario DavidRoger | Roger |
| AAndré DinoNot listed | Not listed |
| RRaymond PélissierNot listed | Not listed |