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Giant snake creature feature Beware Boiúna unleashes final trailer

September 25, 2026 by Amie Cranswick

A week out from Beware Boiuna slithering into cinemas, Lionsgate has shared the final trailer for the upcoming creature feature, which follows a team of doctors on a medical mission in the Amazon rainforest who find themselves forced to fight for their lives when a terrifying colossal ancient predator awakens.

Directed by Mike P. Nelson (Wrong Turn, Silent Night, Deadly Night), the cast includes Kiana Madeira (Fear Street), Jessica Rothe (Happy Death Day), and Logan Marshall-Green (Upgrade). Check out the new trailer and promotional images below…

Deep in the Amazon, a medical mission spirals into a fight for survival when Boiúna, a colossalancient predator, awakens to reclaim her domain. In the jungle where nature holds absolute power, she decides who lives and who dies.

Beware Boiúna arrives in cinemas on October 2nd.

 

Filed Under: Amie Cranswick, Movies, News, Trailers Tagged With: Beware Boiúna, Jessica Rothe, Kiana Madeira, Logan Marshall-Green, Mike P. Nelson

About Amie Cranswick

Amie Cranswick is Executive Editor of Flickering Myth, responsible for overseeing editorial coverage across film, television and pop culture.

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