Nurse-student Rolande travels to the chateau to care for the Comte de Beaupre. A strange atmosphere pervades the chateau. Reginald, the butler, is a hypnotist. One stormy night, Rolande sees Gertrude, the housekeeper, sleepwalking and giving herself to the specter of the Comte de Saint-Germain, who has been dead for years...
| Actor | Role |
|---|---|
 Marcel CharveyLe comte de Beaupré | Le comte de Beaupré |
 Olivier MathotReginald, le majordome | Reginald, le majordome |
 Valérie BoisgelRolande Glory | Rolande Glory |
 Brigitte BorgheseGertrude (as Brigitte De Borghers) | Gertrude (as Brigitte De Borghers) |
| BBob AsklöfDocteur Jacques Renard | Docteur Jacques Renard |
| CCatherine LaurentEmma / La Perrota | Emma / La Perrota |
 Hervé WatineHugo | Hugo |
| CClaude GeorgeNot listed | Not listed |