To improve their sex life, a married couple check themselves into a sex clinic.
| Actor | Role |
|---|---|
 Monique VitaElsa de Montescourt | Elsa de Montescourt |
 Jean-Michel DhermayHugo de Montescourt | Hugo de Montescourt |
 Anne LibertVivi | Vivi |
 Silvia SolarDocteur Custer | Docteur Custer |
 Olivier MathotDocteur Ronson | Docteur Ronson |
 Alain BouvetteCharles | Charles |
 Hervé WatineDaniel | Daniel |
| CClaude BoissonJean | Jean |
| LLisbeth HummelCharles' Wife | Charles' Wife |
 Jacqueline LaurentOdette | Odette |
 Nicole GobbiThe Nymphomaniac (as Nicole Argent) | The Nymphomaniac (as Nicole Argent) |
| SSarah SterlingBlanche | Blanche |
 Véra ValmontLucie | Lucie |
 Katia TchenkoOlga Berenson | Olga Berenson |
| JJean LegallNot listed | Not listed |
 Jackie LombardNot listed | Not listed |
 Maria ManciniNot listed | Not listed |