While the Easter holidays are over, a young woman named Cécile and her brother Pierre return to the family home. There they meet their grandfather Léon, an old communist militant who has shaken Lenin's hand.
| Actor | Role |
|---|---|
 Charles VanelLéon | Léon |
 Delphine SeyrigMathilde | Mathilde |
 Magali NoëlMaria | Maria |
 Vania VilersFélix | Félix |
 Juliette FaberMadame Traber | Madame Traber |
| MMichel LechatMonsieur John | Monsieur John |
 Remo GironeAngelo | Angelo |
 Christine PascalLiza | Liza |