The Mermaid: Monster from Sea Prison (2021) film poster — UK streaming guide

Where to watch The Mermaid: Monster from Sea Prison (2021) in the UK

The Mermaid: Monster from Sea Prison (2021) is not currently listed on any UK streaming, rental, or purchase service. Last verified on 17 May 2026 by ScreenSearch.

In order to find out why his wife was killed, Chen Zheng, the general of Zhenhai, has been tracing a mermaid, but while doing so, he accidentally discovered a conspiracy in North Korea. With the help of the mermaid, he punishes rapists and eliminates evil, tearing apart the wicked conspiracies...

  • Film
  • 2021
  • 84 min
  • ★ 3.0/10 TMDB
  • Fantasy

Streaming options in the United Kingdom

Updated daily from The Movie Database. Outbound links open the provider directly.

We couldn't find any current UK streaming, rental, or purchase listings for The Mermaid: Monster from Sea Prison.

This may be because: (a) the title hasn't been released in the UK yet, (b) it's on physical media only, or (c) the licence has temporarily lapsed. Streaming availability changes frequently — check back daily.

Last verified: — sourced from The Movie Database. Machine-readable: Markdown · JSON.

Cast & crew

Top-billed cast in The Mermaid: Monster from Sea Prison.

DirectorCai Jun Feng
WriterCai Jun Feng

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The Mermaid: Monster from Sea Prison — frequently asked questions

Where can I watch The Mermaid: Monster from Sea Prison in the UK?

The Mermaid: Monster from Sea Prison (2021) is not currently listed by any UK streaming, rental, or purchase service in our daily-updated TMDB feed. It may be on physical media, an aggregator, or pending a UK release. Check back later — availability changes frequently.

Is The Mermaid: Monster from Sea Prison on Netflix, Disney+ or Amazon Prime Video in the UK?

The Mermaid: Monster from Sea Prison is not currently included with any major UK subscription service. It may still be available to rent or buy.

How accurate is this film's availability data?

Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.

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