---
title: "Beware Boiúna"
year: 2026
kind: "film"
canonical: "https://film.one/film/beware-boiuna"
fi1m_id: "beware-boiuna"
imdb_id: "tt10377864"
tmdb_id: 1244523
wikidata_id: "Q141052811"
critics_reviews: 2
updated: "2026-10-22T04:02:12.399050+00:00"
region: "EE"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Beware Boiúna (2026)

Directed by Mike P. Nelson · 1h 44m · Horror, Thriller

## Identity

Beware Boiúna

- **Canonical:** https://film.one/film/beware-boiuna
- **Type:** Film
- **Fi1m ID:** beware-boiuna
- **IMDb ID:** tt10377864
- **TMDB ID:** 1244523
- **Wikidata ID:** Q141052811
- **Same entity:** https://www.imdb.com/title/tt10377864/, https://www.themoviedb.org/movie/1244523, https://www.wikidata.org/wiki/Q141052811

> **No date yet in Estonia.** Out elsewhere since 1 October 2026; our review will follow when it opens in Estonia. The facts below are the distributor's and TMDB's.

## Synopsis

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

### Reviews we read (2)

- **Slant Magazine**, Rocco T. Thompson (2.5/4): The critic finds the film an effective creature feature that balances thrills with a critique of white meddling. They praise its atmospheric, on-location depiction of the Amazon and the fearsome reveal of the serpent. [Read](https://www.slantmagazine.com/film/beware-boiuna-review/)
- **The AV Club**, Matthew Jackson (C): The critic finds the film a frustrating, murky disappointment that squanders its monster-movie premise. He praises several gripping set pieces but says rushed pacing and poor visibility smother their impact. [Read](https://www.avclub.com/beware-boiuna-review-big-snake-monster-movie-jessica-rothe)

## Details

- **Director:** Mike P. Nelson
- **Director:** Mike P. Nelson
- **Writer:** Alan B. McElroy
- **Story:** Tony Giglio, Alan B. McElroy
- **Cinematography:** Nick Junkersfeld
- **Editor:** Tom Elkins
- **Music:** Stephen Lukach
- **Production design:** Angélica Perea
- **Producer:** Robert Kulzer, Jeremy Bolt
- **Cast:** Logan Marshall-Green as Brennan Malloy; Kiana Madeira as Lena; Jessica Rothe as Alli; Jackson Bews as Shawn; Juan Pablo Shuk as Miguel; Will Close as Callum; Vicente Peña as Pedro; Jaime Newball as Raúl
- **Runtime:** 1h 44m
- **First release (the US):** 17 September 2026
- **Genres:** Horror, Thriller
- **Production:** Constantin Film, JB Pictures, Jaguar Bite, North.Five.Six.
- **Trailer:** https://www.youtube.com/watch?v=MQKqgFVU4dQ

## Where to watch in Estonia

Not streaming, renting or buying in Estonia at the last check.

Also available in: CA, US. Add `?region=XX` to this URL for another country.

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/film/beware-boiuna