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Beware Boiúna poster

Image: TMDB

EnglishThrillerHorror

Beware Boiúna

Witness terror on a gigantic scale.

RELEASE DATE
1 Oct 2026
RUNTIME
1h 44m
DIRECTOR
Mike P. Nelson
PRODUCTION
Constantin Film, JB Pictures
5.7OVERALL / 10
Play trailer

Story 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.

Official trailer

Embedded from the official YouTube channel.

CinemaVerse review

AI-assisted review generated from publicly available movie information.

Updated 24 Oct 2026

Story overview

5.5

Beware Boiúna sends a medical mission deep into the Amazon, where an ancient colossal predator named Boiúna awakens to reclaim her domain. The synopsis frames the jungle as a place where nature holds absolute power and she decides who lives and who dies. It is a familiar creature-feature setup, and the facts given do not show whether the script adds anything beyond survival-horror basics. A medical-mission premise does at least give the group a reason to be there other than recklessness.

Acting

6.0

The cast is led by Logan Marshall-Green as Brennan Malloy, with Kiana Madeira (Lena), Jessica Rothe (Alli), Jackson Bews (Shawn) and Juan Pablo Shuk (Miguel) in key roles. The ensemble also includes Will Close, Vicente Peña and Jaime Newball. The credits suggest an international mix, including Latin American actors in the local roles. Without detail on the performances themselves, I can only say the cast has genre experience on paper, so I am holding my judgement of the acting at a middling score.

Direction

6.0

Mike P. Nelson directs a compact 104-minute thriller-horror, a length that suits a creature feature built on a single escalating threat. The setting, a jungle where the characters are outmatched, gives him room for tension and isolation. How well he handles pacing and scares can't be judged from the information available, so this score reflects the premise and runtime rather than a verdict on the execution.

Music

5.5

Stephen Lukach composes the score. In a film about a hidden predator, music usually carries much of the suspense, but nothing in the facts describes specific cues or themes. I can't say whether the score is memorable or merely functional, so the rating stays neutral.

Visual effects

5.5

The film depends on making a colossal ancient predator credible on screen, so the creature work will largely decide whether it succeeds. The facts say nothing about how Boiúna is realised, whether through CGI, practical effects or a mix. This score is a placeholder for an unproven but important element.

Audience appeal

5.5

This is aimed at fans of jungle-set creature horror and survival thrillers who like a short, direct runtime. The film is in English, which limits its reach in multi-language Indian markets unless dubbed versions are announced. It has no certification, audience score or box office data yet, and only 11 external votes, so there is no reliable signal of how viewers are responding.

Final verdict

Best suited to creature-feature fans who are happy to take a chance on a 104-minute jungle horror, ideally once reviews and audience scores arrive. Casual viewers can wait for OTT, as no streaming platform has been announced yet.

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