ホムンクルス
A homeless man meets a medical school student who pays him to volunteer for a surgical procedure known as trepanation, drilling a hole in his skull, which ends up giving him the ability to communicate with the dark side of people’s subconscious minds.
Homunculus (2021) is a drama, thriller, fantasy, mystery and horror film directed by Takashi Shimizu, released on April 2, 2021 with a runtime of 1h 59m. It stars Go Ayano, Ryo Narita, Yukino Kishii and Anna Ishii. Viewers rate it 6.0 out of 10 across 123 ratings.
Watch the official trailer for Homunculus before you stream it.
Go Ayano
as Susumu Nakoshi
Ryo Narita
as Manabu Itou
Yukino Kishii
as Mysterious woman
Anna Ishii
as Female High School Student 1775
Seiyo Uchino
as Kumicho
Yumiko Nakamura
Directed by Takashi Shimizu, written by Eisuke Naito, Hideo Yamamoto and Takashi Shimizu, produced by Chikako Nakabayashi and Harue Miyake.
Average viewer score of 6.0/10 from 123 ratings.
Homunculus presents a visually compelling and emotionally intense psychological thriller, supported by strong performances and a unique concept rooted in experimental neurosurgery. While the film delivers striking plot twists and an intriguing opening, it leaves several critical story elements underexplored—such as the mysterious homeless man’s influence on Nokoshi and Ito’s unclear motives behind his obsession.…
Reviewed on September 26, 2025
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Homunculus (2021) is available to stream on Netflix and Netflix Standard with Ads. Streaming availability is checked against JustWatch data and can change by region.
The main cast of Homunculus (2021) includes Go Ayano, Ryo Narita, Yukino Kishii, Anna Ishii and Seiyo Uchino. The film was directed by Takashi Shimizu. You can see the full cast and crew list, with character names, further up this page.
Homunculus was released on April 2, 2021 and runs for 1h 59m.
Homunculus (2021) holds an average rating of 6.0 out of 10 from 123 viewer votes, and is a good pick if you enjoy drama, thriller and fantasy films. Read the viewer reviews on this page to decide for yourself.
Yes. The official Homunculus trailer is embedded in the trailer section of this page and plays instantly, no download or sign-up required.
