The holidays at a pension in Touquet (North-Western France) are marred by a series of tragic disappearances.
| Actor | Role |
|---|---|
 Jeanne ValérieBrigitte | Brigitte |
 Simone RenantThe Host | The Host |
 Noël RoquevertComm. Mercadier | Comm. Mercadier |
 Gérard SétyBernard | Bernard |
| SSuzanne DehellyBlanche Bodin | Blanche Bodin |
 Jeanne Fusier-GirBerthe Bodin | Berthe Bodin |
 Michel BardinetMarc | Marc |
 Junie AstorMadame Lever | Madame Lever |
 Sophie Grimaldithe showgirl | the showgirl |
 Roger CoggioJulien Jacquet | Julien Jacquet |
 Rita CadillacStella | Stella |
 Fernand SardouMonsieur Lever | Monsieur Lever |