In mid-19th century France, two doctors with very different methods compete in the brand-new field of psychiatry.
| Actor | Role |
|---|---|
 Danièle LebrunSophie Blanche | Sophie Blanche |
 Serge RiaboukineSaturnin | Saturnin |
 Philippe LaudenbachEsprit Blanche | Esprit Blanche |
 Bruno LochetGérard de Nerval | Gérard de Nerval |
 Lionnel AstierProfessor Leuret | Professor Leuret |
| HHervé Ganeml'Altesse espagnole | l'Altesse espagnole |
 Julie DuclosFélicie | Félicie |
 Stanley WeberEmile Blanche | Emile Blanche |