Demon Slayer: Kimetsu no Yaiba Infinity Castle I, the feature-length film from Ufotable and Aniplex that continues to Demon Slayer: Kimetsu No Yaiba story line, is now available to stream on Crunchyroll in dubbed and subbed formats.
Demon Slayer: Kimetsu no Yaiba -Infinity Castle-, which is now entitled Demon Slayer: Kimetsu no Yaiba -Infinity Castle I-, originally debut in cinemas across the UK and Ireland in September 2025, and achieved a £3.4m box office during its opening weekend. The film then received another limited cinematic release across the UK in March 2026 alongside a new SCREENX version of the film. As a reminder Demon Slayer: Kimetsu no Yaiba -Infinity Castle I- is the first film in a trilogy of films that will bring the Demon Slayer: Kimetsu no Yaiba storyline to its conclusion, with the second and third films expected in 2027 and 2029.
Synopsis: Tanjiro Kamado – a boy who joined an organization dedicated to hunting down demons called the Demon Slayer Corps after his younger sister Nezuko was turned into a demon.
While growing stronger and deepening his friendships and bonds with fellow corps members, Tanjiro has battled many demons with his comrades – Zenitsu Agatsuma and Inosuke Hashibira. Along the way, his journey has led him to fight alongside the Demon Slayer Corps’ highest-ranking swordsmen, the Hashira, including Flame Hashira Kyojuro Rengoku aboard the Mugen Train, Sound Hashira Tengen Uzui within the Entertainment District, as well as Mist Hashira Muichiro Tokito and Love Hashira Mitsuri Kanroji at the Swordsmith Village.
As the Demon Slayer Corps members and Hashira engaged in a group strength training program, the Hashira Training, in preparation for the forthcoming battle against the demons, Muzan Kibutsuji appears at the Ubuyashiki Mansion. With the head of the Demon Corps in danger, Tanjiro and the Hashira rush to the headquarters but are plunged into a deep descent to a mysterious space by the hands of Muzan Kibutsuji.
The destination of where Tanjiro and Demon Slayer Corps have fallen is the demons’ stronghold – the Infinity Castle. And so, the battleground is set as the final battle between the Demon Slayer Corps and the demons ignites.
All TV episodes of Demon Slayer: Kimetsu no Yaiba are currently available to stream on both Crunchyroll and Netflix in the UK, with the first season available on Blu-Ray from Anime Limited and later arcs on Blu-Ray from Crunchyroll. In the meantime Demon Slayer: Kimetsu no Yaiba -Infinity Castle I- is now available to stream on Crunchyroll in dubbed and subbed formats.
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