Watch Online: The Clock Mansion Murders (2026)

The Clock Mansion Murders (2026): A Haunting Mystery Series Coming to Hulu

Get ready for a chilling descent into supernatural terror. The Clock Mansion Murders is an atmospheric Japanese mystery thriller that blends séances, cryptic poetry, and brutal murders into a gripping narrative. When a young editor's attendance at a fateful séance triggers a cascade of deaths, a mystery writer becomes entangled in uncovering the dark secrets buried within the mansion's walls. This is psychological suspense done right—perfect for fans of locked-room mysteries and supernatural intrigue.

Plot & Story Overview

Set in 1989, The Clock Mansion Murders follows a rookie editor who attends a séance at an imposing, mysterious mansion. What should have been an ordinary evening takes a sinister turn when the psychic conducting the ritual vanishes without a trace, followed immediately by a series of brutal murders. As bodies pile up and panic spreads, a talented young mystery writer joins the investigation, determined to decode a cryptic poem left behind by the mansion's original owner. The clues hidden within those verses may be the key to understanding who—or what—is orchestrating these deaths.

Release Date & Episode Guide

The Clock Mansion Murders premieres on February 27, 2026 on Hulu. The series contains 1 season with 8 episodes total, making it an ideal length for binge-watching once the full season becomes available. The show has been greenlit as a returning series, suggesting there's more mystery to unravel beyond the first season.

Full Cast & Crew

Starring: The series features Tomoya Oku and Munetaka Aoki in lead roles, bringing depth and intensity to this psychological thriller.

Creative Team: Akira Uchikata and Daisuke Yamamoto serve as creators and directors, crafting a uniquely Japanese take on the mystery genre.

Production: This international collaboration brings together powerhouse studios including Hulu Japan, Nippon Television Network Corporation, and IMAGINE INC. The series is a Japanese production distributed globally through Hulu.

What We Know So Far

While specific genre classifications haven't been formally listed, The Clock Mansion Murders clearly falls into the mystery-thriller category with strong supernatural and horror elements. The 1989 setting adds a period drama dimension, evoking the aesthetic and atmosphere of classic psychological thrillers. With only 8 episodes, expect a tightly plotted narrative that doesn't waste a single frame.

How to Watch Online

The Clock Mansion Murders will stream exclusively on Hulu starting February 27, 2026. Streaming availability details and any potential international distribution will be confirmed closer to the premiere date, so check back for the latest information on where to watch this mystery series in your region.

Stay tuned to this page for updates on the full cast list, trailer releases, and streaming availability as we approach the 2026 premiere date.

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