Given up for dead three years ago in a plane crash in the Amazon rainforest, a young woman arrives in Paris to find her eminent ethnologist husband. She learns of his death in obscure circumstances, having remarried in the meantime. She sets out to unravel the mystery surrounding her husband's death.
| Actor | Role |
|---|---|
 Jean MaraisXavier Lezcano | Xavier Lezcano |
 Danièle DelormeOlga Lezcano | Olga Lezcano |
 Françoise FabianHélène Lezcano | Hélène Lezcano |
 Marcelle PrainceMadame Lezcano | Madame Lezcano |
 Yves BrainvilleInvestigating judge | Investigating judge |
 Germaine DelbatPeasant woman | Peasant woman |
 Jean MichaudMinister | Minister |
 Alain NobisGendarme | Gendarme |
 Robert Le BéalDirector of France-Europe | Director of France-Europe |
| YYolande MagnyNot listed | Not listed |
 Raphaël PatorniNot listed | Not listed |
 Lucien FrégisNot listed | Not listed |
 Jean DegraveNot listed | Not listed |
| YYvette HiriartNot listed | Not listed |
| RRaymond LoyerNot listed | Not listed |
 André DumasNot listed | Not listed |
 Simone LogeartNot listed | Not listed |
 Jacques DhéryNot listed | Not listed |
 Denise GenceFina | Fina |
 Herb Andress(uncredited) | (uncredited) |
| CClaude Sainlouis(uncredited) | (uncredited) |