Christian, an art critic, must write a study on the painter René Dimanche in order to understand why he did not produce anything for eight years. He asks his friend Ingrid to help him break through this mystery.
| Actor | Role |
|---|---|
 Jean-Christophe BouvetChristian | Christian |
 Sonia SaviangeIngrid | Ingrid |
 Howard VernonRené Dimanche | René Dimanche |
 Laura BettiMadame Hanska | Madame Hanska |
| EEmmanuel LemoineNot listed | Not listed |
| PPaulette BouvetNot listed | Not listed |
 Michel DelahayeLe colonel | Le colonel |
| JJean-Frédéric DucasseGuy Zigfam | Guy Zigfam |
| FFrançoise RocheFanette Manzik | Fanette Manzik |
 Caroline ChampetierNot listed | Not listed |
| PPierre BellotNot listed | Not listed |
 Piotr StanislasNot listed | Not listed |