After a plane crash, Saï, a capuchin monkey born and raised in captivity, finds himself alone and lost in the wilderness of the Amazon jungle.
| Actor | Role |
|---|---|
 Martin SheenNarrator | Narrator |
 Lúcio Mauro FilhoCastanha (voice) | Castanha (voice) |
 Isabelle DrummondGaia (voice) | Gaia (voice) |
| BBilly DobsonJaguar (voice) | Jaguar (voice) |
| AAna Sofia ClaraAnta (voice) | Anta (voice) |
| MMaria JarkTapir (voice) | Tapir (voice) |
| NNico Roberto BillyCoati (voice) | Coati (voice) |
| NNico Roberto BartCoati (voice) | Coati (voice) |
| MMike AlicikiSpider Monkey (voice) | Spider Monkey (voice) |
| SSanson GullyMacaw (voice) | Macaw (voice) |
| MMárcio GustavoOnça | Onça |
| DDonald GavinSpider Monkey (voice) | Spider Monkey (voice) |