Overview
- The Devil’s Mouth launched on Prime Video on Wednesday, July 29, and quickly rose into the service’s international charts, reaching top movie positions in countries such as Finland, the Netherlands, the Philippines, Spain, Belgium, and Poland.
- The plot centers on five post‑college friends trapped in a Thailand freshwater cave system that contains an aggressive bull shark, a premise the filmmakers justify by noting bull sharks can tolerate fresh water.
- Critics gave the film mixed‑to‑negative reviews, with Rotten Tomatoes scores near the high 30s, and many reviewers singled out unconvincing shark CGI, predictable plotting, and the PG‑13 rating’s limits on on‑screen gore as major flaws.
- Reviewers and interviews praised Kathryn Newton’s lead performance and the fraught friendship between her character Sara and Lana Condor’s Max as the film’s strongest emotional core, and critics often contrasted tactile, well‑designed cave sets with weaker visual effects.
- The production combined Thailand location shooting for exteriors with extensive constructed cave sets on sound stages, and its Black List origins and streaming debut underline a broader 2026 trend of platforms favoring modestly budgeted genre films that can find fast audience traction regardless of critical reception.