Rio da Dúvida
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.
Below are the streaming services currently carrying the movie “Rio da Dúvida” in the United Kingdom, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in the United Kingdom can differ from other countries.
Where to watch Rio da Dúvida in United Kingdom
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Not currently available on the supported providers in United Kingdom.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 21 Sept 2026.