

Guinea Pig: Mermaid in the Manhole
An artist dealing with the grief of his wife leaving him finds solace in painting the squalor of the sewer. He discovers a trapped mermaid, whom he brings home to heal. Her condition worsens, and she asks the artist to paint her before she dies.
Where to watch Guinea Pig: Mermaid in the Manhole in United States
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About Guinea Pig: Mermaid in the Manhole
Guinea Pig: Mermaid in the Manhole is a 1988 Japanese-language horror and romance film directed by Hideshi Hino. The cast is led by Shigeru Saiki, Mari Somei, Go Riju. It has a runtime of 0h 58m. Viewers rate it 5.4/10 across 100 ratings.
Guinea Pig: Mermaid in the Manhole was produced by Japan Home Video and made in Japan. It was released on July 25, 1988.
- Director
- Hideshi Hino
- Writers
- Hideshi Hino
- Release date
- July 25, 1988
- Original language
- Japanese
- Status
- Released
- Country
- Japan
- Budget
- $0 million
- Production
- Japan Home Video
Guinea Pig: Mermaid in the Manhole cast & crew
Guinea Pig: Mermaid in the Manhole was directed by Hideshi Hino and written by Hideshi Hino.
The cast features Shigeru Saiki as The Artist, Mari Somei as The Mermaid, Go Riju as Male Neighbor, and Masami Hisamoto as Female Neighbor.
Behind the camera, cinematography is by Naoki Hayashi and it was produced by Satoru Ogura.
Is Guinea Pig: Mermaid in the Manhole worth watching?
Guinea Pig: Mermaid in the Manhole holds an audience score of 5.4/10 from 70 ratings, a more divisive horror films.
At 0h 58m, it's an easy, time-light watch.
If you enjoy horror and romance, Guinea Pig: Mermaid in the Manhole is worth a place on your watchlist.
How and where to watch Guinea Pig: Mermaid in the Manhole
Guinea Pig: Mermaid in the Manhole isn't currently available on major streaming services in United States. We track availability continuously — add it to your watchlist and we'll keep an eye out.
Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.
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Cast of Guinea Pig: Mermaid in the Manhole

Shigeru Saiki
The Artist

Mari Somei
The Mermaid

Go Riju
Male Neighbor

Masami Hisamoto
Female Neighbor
Tsuyoshi Toshishige
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Guinea Pig: Mermaid in the Manhole — FAQs
▸Where can I watch Guinea Pig: Mermaid in the Manhole in United States?
Guinea Pig: Mermaid in the Manhole is not currently available on major streaming services in United States. Availability changes often — check back soon.
▸What language is Guinea Pig: Mermaid in the Manhole in?
Guinea Pig: Mermaid in the Manhole is originally in Japanese. Subtitle and dub options vary by streaming service.
▸How long is Guinea Pig: Mermaid in the Manhole?
Guinea Pig: Mermaid in the Manhole runs 0 hours 58 minutes (58 minutes).
▸What is Guinea Pig: Mermaid in the Manhole rated?
It holds a 5.4/10 audience score from 70 ratings.
















