When Marc, with the help of a juvenile court judge, is old enough to leave thewelfare system, he leaves mainland France for French Guiana to try and find the only relative he knows, his grandfather, who was deported to the penal colony of this French overseas territory. During his odyssey, he meets Françoise, a young woman with whom he falls in love, and experiences many adventures.
| Actor | Role |
|---|---|
 Marc PorelMarc | Marc |
 DaniFrançoise | Françoise |
 François PérierThe judge | The judge |
 André PousseBréchet | Bréchet |
| JJacques DebrunThe adventurer | The adventurer |
| MMarc DupuyYoung thug | Young thug |
| EEric Colmet-DaageYoung boy | Young boy |
| HHenri BernavilleNot listed | Not listed |