Is Mermaid Down scary?

MyCinema has not rated Mermaid Down for scares yet. TMDB lists it as a horror, fantasy, and mystery film.

Where can I watch Mermaid Down in the US?

Mermaid Down streams on Amazon Prime Video and Amazon Prime Video with Ads, is free on Hoopla, Fawesome, Fandango at Home Free, and 6 more, and can be rented from Amazon Video, Apple TV Store, Google Play Movies, and 2 more in the US. Listings come from JustWatch and can change, so check the service before paying.

How long is Mermaid Down?

Mermaid Down runs 1 hour 31 minutes (91 minutes).

Is Mermaid Down suitable for kids?

TMDB lists no age rating for Mermaid Down in the United States or the United States. Treat it as unsuitable for children until you have checked it yourself.

TMDB20191h 31mHorror / Fantasy / Mystery / Thriller

Mermaid Down

Name: Mermaid Down
Genre: Horror, Fantasy, Mystery, Thriller
Released: 2019-10-15
Duration: 91 min

They exist.

A mermaid is ripped from the ocean by a fishing crew only to be tortured and to have her tail cut off. A seemingly helpful stranger intervenes, but then locks her away in an institution for mentally disturbed young women, where no one believes she is a mermaid. With no way out, she is forced to count on her survival instincts, and fight for her life at all costs.

TMDB audience score

Based on 305 votes

Saved only on this device unless you sign in.

Availability in the US

Where the story is waiting

Provider listings are supplied by JustWatch through TMDB. Verify pricing and availability before renting or subscribing.

Show availability for

United States listings · Refreshed 12 Oct 2026. More horror to watch in the US

MyCinema quick facts

Mermaid Down at a glance

Worked out from the film's TMDB record and its United States provider listings. These are facts about the data, not a review.

Runtime

Standard length · 1h 31m

At 1h 31m it sits between 90 minutes and two hours.

Genres

Horror · Fantasy · Mystery · Thriller

TMDB files it under horror, fantasy, mystery, and thriller.

US availability

2 subscriptions · 9 free · 5 to rent · 5 to buy

Included with 2 subscription services: Amazon Prime Video and Amazon Prime Video with Ads. Free or ad-supported on Hoopla, Fawesome, Fandango at Home Free, and 6 more. Listed to rent from 5 stores. Listed to buy from 5 stores.

TMDB audience score

6.4 / 10 on TMDB

TMDB users rate it 6.4 out of 10 across 305 votes, a positive audience score. That is a moderate sample of voters.

Why watch Mermaid Down tonight

It is a regular evening's length at 1h 31m.
It is included with Amazon Prime Video and Amazon Prime Video with Ads in the US, so there is no rental fee if you already subscribe.
TMDB users rate it 6.4 out of 10 across 305 votes.
There is a trailer on this page if you want a look first.

How scary is Mermaid Down?

The scare meter is MyCinema's own rating, given by a person who has watched the film. It is not a TMDB score.

Not rated yet, vote below.

Did Mermaid Down scare you?

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Questions about Mermaid Down

Is Mermaid Down scary?: MyCinema has not rated Mermaid Down for scares yet. TMDB lists it as a horror, fantasy, and mystery film.
Where can I watch Mermaid Down in the US?: Mermaid Down streams on Amazon Prime Video and Amazon Prime Video with Ads, is free on Hoopla, Fawesome, Fandango at Home Free, and 6 more, and can be rented from Amazon Video, Apple TV Store, Google Play Movies, and 2 more in the US. Listings come from JustWatch and can change, so check the service before paying.
How long is Mermaid Down?: Mermaid Down runs 1 hour 31 minutes (91 minutes).
Is Mermaid Down suitable for kids?: TMDB lists no age rating for Mermaid Down in the United States or the United States. Treat it as unsuitable for children until you have checked it yourself.