In L'Alpe d'Huez, Élisabeth falls in love with Christian, who refuses to marry her, claiming that marriage is a crime against love. When she finds him in the company of another woman, Élisabeth breaks up with the young man. Later, she meets him again and becomes pregnant.
| Actor | Role |
|---|---|
 Christian MarquandClaude Walter | Claude Walter |
 Lucile Saint-SimonÉlisabeth | Élisabeth |
| JJean HoubéPatrice | Patrice |
 Marie DéaAmélie | Amélie |
 Pierre-LouisElisabeth's father | Elisabeth's father |
| JJacqueline OuryFrancoise | Francoise |
 Paulette DubostMrs. Lauriston | Mrs. Lauriston |
| MMichèle GerbierGloria | Gloria |
 Clément ThierryJacques | Jacques |
 Solange SicardThe grandmother | The grandmother |
| HHenri BryRussian cook | Russian cook |
| PPaul AzaïsOwner of the guinguette | Owner of the guinguette |
 Marie-Thérèse OrainNot listed | Not listed |
 Pierre StéphenDoctor | Doctor |