During a French construction project in the Sudan, a military doctor fights against leprosy and the natives seek protection against witch doctors.
| Actor | Role |
|---|---|
 Victor FrancenLe commandant Bréval | Le commandant Bréval |
 Jacques DumesnilLe lieutenant Parent | Le lieutenant Parent |
 Annie DucauxDanièle Mourrier | Danièle Mourrier |
 Harry BaurDocteur Bourdet | Docteur Bourdet |
| BBlanche DenègeNot listed | Not listed |
 Georges MauloyNot listed | Not listed |
| SSoumare AbdoulayeNot listed | Not listed |
 Habib BengliaNot listed | Not listed |
| RRené TérillacNot listed | Not listed |