Monster(2025)
Monster Synopsis
Twenty-five years after a college student vanishes—leaving only the first joint of her finger behind—the case remains unsolved. Her twin brother, now a local police officer, is forced to team up with a transferred elite cop he doesn’t get along with. When a call leads them to search for a missing elderly man, they uncover clues that may finally unravel the long-buried truth.
Monster (2025) is a mystery and drama series that premiered on July 6, 2025, spanning 1 season and 10 episodes. It stars Ken Yasuda, Koshi Mizukami, Atsuro Watabe and Ken Mitsuishi. Viewers rate it 7.7 out of 10 across 7 ratings.
- First aired:
- 2025-07-06
- Last aired:
- 2025-09-07
Monster Cast & Crew
Main cast
Ken Yasuda
as Hiroyuki Togashi
Koshi Mizukami
as Manato Yashiro
Atsuro Watabe
as Masayoshi Yashiro
Ken Mitsuishi
as Moridaira Saburo
Atsuko Takahata
as Kayo Tadokoro
Ayame Goriki
as Rinko Matsuda
Shingo Fujimori
as Mikio Tadokoro
Sei Matobu
as Shoko Endo
Taichi Saotome
as Igarashi
Shiori Kubo
as Mio Yanagi
Shinya Kote
as Tatsuo Yanagi
Jun Hashimoto
as Yohei Nakahashi
Explore more Mystery shows
Monster Reviews & Ratings
Average viewer score of 7.7/10 from 7 ratings.
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Monster – Frequently Asked Questions
Where can I stream Monster?
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Monster (2025) does not have a confirmed streaming service listed for your region yet. Availability is refreshed regularly, so check back for updates.
How many seasons of Monster are there?
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Monster has 1 season and 10 episodes in total, starting from its premiere on July 6, 2025.
Is Monster still running?
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No. Monster is marked as ended, with the final episode airing on September 7, 2025.
Who is in the cast of Monster?
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Monster (2025) stars Ken Yasuda, Koshi Mizukami, Atsuro Watabe, Ken Mitsuishi and Atsuko Takahata. The full cast list with character names is available in the cast section of this page.
Is Monster any good?
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Monster (2025) is rated 7.7 out of 10 from 7 viewer votes, and suits viewers who like mystery and drama series. Reviews from viewers are collected further down this page.