
The film recreates the Roosevelt-Rondon Scientific Expedition (1913-1914), commanded by the Brazilian colonel Cândido Mariano da Silva Rondon and former US president Theodore Roosevelt. Together, they crossed the Pantanal and Amazon Rainforest to explore the mysterious Doubt River.
| Release Date | October 27, 2018 | |
|---|---|---|
| Status | Released | |
| Original Title | Rio da Dúvida | |
| Runtime | 2h 16min | |
| Budget | — | |
| Revenue | — | |
| Language | Portuguese | |
| Original Language | Portuguese | |
| Production Countries | Brazil | |
| Production Companies | ||