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Beware Boiúna

2026 Action · Horror · Thriller

A medical mission in the Amazon turns into a fight for survival when an ancient giant snake awakens to reclaim its territory.

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About the film

Witness terror on a gigantic scale.

What it’s about

A medical mission deep in the Amazon comes under threat when a colossal ancient predator, Boiúna, awakens. The team must fight to survive as the creature asserts its dominance over the jungle.

What hooks you

Mike P. Nelson, who also writes, directs Logan Marshall-Green as Brennan Malloy, with Kiana Madeira and Jessica Rothe among the cast. The film draws on Brazilian folklore and the Amazon setting to create a creature feature with horror and thriller elements.

Who it’s for

It suits viewers who enjoy action and horror set in remote, dangerous environments, where nature itself becomes the antagonist. It will also appeal to those interested in folklore-inspired creature features with a survivalist edge.

Technical details
Countries
United States, Colombia, Germany, Germany
Year
2026
Genres
Action, Horror, Thriller
Running time
1 ч 44
MPAA
R
World premiere
Oct 2, 2026

Ratings

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Creative team

All 10
Director Mike P. Nelson
Starring
  1. 01 Logan Marshall-Green Brennan Malloy
  2. 02 Jessica Rothe Actor
  3. 03 Kiana Madeira Actor
  4. 04 Jackson Bews Shawn
  5. 05 Juan Pablo Shuk Miguel
  6. 06 Will Close Callum
  7. 07 Vicente Peña Pedro
  8. 08 Jaime Newball Raúl
  9. 09 Mateo Moreno Diego

Trivia

  1. The giant black snake Boiuna is a mythical creature of Brazilian mythology that lives in the Amazon jungle.
  2. The film was shot in Colombia, including directly in the Amazon jungle.

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