Since its debut, Demon Slayer: Kimetsu no Yaiba has evolved from a manga hit into one of the most globally recognised anime franchises. In the UK, it’s not just anime fans who know the name — it’s a cultural talking point. Mugen Train shattered box office records, proving anime cinema could compete with Hollywood’s biggest blockbusters, while subsequent seasons kept the hype alive with cinematic animation, emotional arcs, and fight sequences that felt tailor-made for IMAX.
With Infinity Castle now released, the franchise has officially entered its endgame. This isn’t just another anime film; it’s the first in a trilogy that will adapt the dramatic conclusion of the manga. That means heightened stakes, emotional payoffs, and the kind of spectacle anime fans will remember for years.
The story’s momentum has been building since the Swordsmith Village Arc. From intense one-on-one duels to ensemble battles against the Upper Moons, each season has pushed the animation bar higher. In Infinity Castle, those battles escalate further both in scale and emotional weight. This is the moment where all the Hashira, Tanjiro, Nezuko, and their comrades stand united against Muzan Kibutsuji, the ultimate threat.
For UK fans, the anticipation is especially high. Infinity Castle released in UK cinemas on 12 September 2025, with screenings in IMAX and premium large formats. This is a film designed to be seen on the biggest screen possible, with sound systems that make every sword slash and demon roar feel tangible. If Mugen Train was your introduction, Infinity Castle is the graduation ceremony — the one you simply can’t miss.
Channing Tatum’s Role as Keizo – A Hollywood Surprise for Anime Fans
Here’s the headline nobody saw coming: Channing Tatum joined the English dub of Demon Slayer: Infinity Castle. Known for roles in 21 Jump Street, Magic Mike, and The Lost City, Tatum is stepping into anime territory for the first time voicing the brand-new character Keizo.
This isn’t just stunt casting. According to Crunchyroll’s announcement, Tatum discovered his love for Demon Slayer while watching it with his daughter. That personal connection gives this move some heart, and it shows a growing trend Hollywood actors lending their voices to anime not out of obligation, but out of genuine fandom.
Keizo, while not part of the manga’s original core cast, is a new presence in the Infinity Castle storyline. The mystery around his role is fuelling speculation: Is he an ally within the Demon Slayer Corps, or a wildcard whose loyalties are uncertain? Fans will only find out once they watch the film.
What makes this casting intriguing is how Tatum’s voice might fit the anime’s tone. Demon Slayer is known for its emotional delivery, even in English dub. Matching the intensity of Zach Aguilar’s Tanjiro or Abby Trott’s Nezuko requires more than a celebrity — it demands commitment to the role. With Tatum nailing the balance of gravitas and warmth, Keizo has become a fan-favourite to some. For UK audiences, this is also a sign that Infinity Castle’s dub is being treated with blockbuster ambition. Having a Hollywood name attached to an anime film often boosts mainstream visibility.
Returning Cast & Fresh Voices – The English Dub Line-Up
Fans who’ve followed the English dub will be relieved the entire main voice cast is back. Zach Aguilar returns as Tanjiro Kamado, Abby Trott as Nezuko, Aleks Le as Zenitsu, Bryce Papenbrook as Inosuke, Johnny Yong Bosch as Giyu, and Erika Harlacher as Shinobu. Their consistency has been a huge part of why the dub resonates with English-speaking audiences.
Alongside them, Infinity Castle introduces Rebecca Wang as Koyuki, another fresh voice addition. Wang, known for her work on Solo Leveling, brings a precise emotional touch to her performances, and Koyuki’s role could add new dimensions to the final arc’s emotional stakes.
This combination of veteran cast members and new talent mirrors the thematic weight of the film seasoned warriors meeting unexpected allies on the battlefield. With such a mix, the dub promises to maintain the emotional intensity while offering fresh character dynamics.
The dub direction, as always, is key. Demon Slayer’s tone can swing from comedic banter to gut-punch tragedy in seconds. Getting that right in English without losing the nuance of the original Japanese is a delicate art one that Crunchyroll’s team has consistently delivered.
The Story So Far – Setting the Stage for the Final Battle
Infinity Castle doesn’t waste time with filler. Picking up directly from the Hashira Training arc, we see Muzan Kibutsuji making his move, launching an all-out assault on the Demon Slayer headquarters. But instead of a straightforward battle, our heroes are plunged into the titular Infinity Castle a labyrinth-like fortress ruled by the demons.
This is where the stakes hit their peak. Every battle from here on is life or death, not just for Tanjiro and Nezuko, but for the entire Corps. The shifting architecture of the castle, the relentless waves of enemies, and the Upper Moons lying in wait it’s a gauntlet unlike anything the series has thrown at us.
Thematically, Infinity Castle is a culmination of Tanjiro’s journey. He’s no longer the inexperienced boy from the series’ first episodes. He’s a warrior who’s fought alongside the Hashira, faced tragedy after tragedy, and learned the true cost of survival. Every character’s arc Zenitsu’s courage, Inosuke’s growth, Nezuko’s struggle is reaching its conclusion.
For fans in the UK, this narrative intensity is a promise: the film isn’t just about flashy action. It’s about emotional closure, jaw-dropping animation, and seeing beloved characters fight for their lives in the most cinematic way possible.
Visuals, Scale & Animation – Ufotable’s Masterstroke
When it comes to anime studio reputations, Ufotable is in a league of its own. The moment you hear the words Demon Slayer, you expect jaw-dropping animation, intricate fight choreography, and lighting effects that feel almost unreal. With Infinity Castle, those expectations aren’t just being met, they’re being pushed into overdrive.
The Infinity Castle itself is a character. The twisting staircases, floating platforms, and impossible architecture are tailor-made for IMAX. The shifting walls create an unpredictable battlefield, meaning the camera can sweep from claustrophobic corridors to dizzying aerial shots without breaking immersion. Ufotable’s animators excel at blending traditional 2D artistry with digital effects, and here it feels like every tool in their arsenal is on display.
Character animation remains just as sharp. One of Demon Slayer’s signatures is the way each breathing technique gets a visual identity the water-like fluidity of Tanjiro’s strikes, Zenitsu’s blinding lightning bursts, and Inosuke’s wild beast movements. In Infinity Castle, these techniques are magnified with added layers of detail and richer colour palettes, especially under the surreal lighting of the castle.
The fight choreography promises variety too. We know from the source material that these battles will involve multiple Hashira fighting at once, often against overwhelmingly powerful Upper Moons. The combination of group strategy and personal vendettas is fertile ground for cinematic spectacle.
The Soundtrack & Emotional Impact
Music has always been a core pillar of Demon Slayer’s emotional punch, and Infinity Castle looks set to deliver a score worthy of the saga’s climax. The composers behind the series have a knack for pairing intense percussion with traditional Japanese instruments, creating a sound that feels both historical and electrifying.
The battle themes will no doubt be adrenaline-charged, but what really sticks with fans are the quieter pieces those moments when the music swells, not to announce a victory, but to acknowledge sacrifice. With so many characters facing their final battles, expect the soundtrack to twist the knife in just the right way.
And let’s not forget the theme song. While the tracklist hasn’t been officially revealed, history suggests we’re in for a collaboration with a top Japanese artist, potentially blending rock and orchestral elements to match the epic tone.
Where to Watch
Demon Slayer: Infinity Castle hit UK cinemas on 12 September 2025. Crunchyroll and Sony Pictures Entertainment have given this film the blockbuster treatment, which meant nationwide screenings, premium large formats, and even IMAX showings for select locations.
Now, the film is available to stream on Crunchyroll in case you missed it in UK cinemas last year.
For those wondering about language options, Crunchyroll has both Japanese with English subtitles and English dub. That flexibility is vital, especially for families or viewers who want to experience Channing Tatum’s Keizo performance firsthand.
If you need a refresher before watching the film, all previous Demon Slayer arcs are also currently streaming on Crunchyroll in the UK. That’s your best bet to catch up and fully appreciate the callbacks and character payoffs Infinity Castle will deliver.
Early Verdict – Will Infinity Castle Meet the Hype?
Everything we’ve seen and heard points to Infinity Castle being more than just another anime movie — it’s a culmination of years of storytelling, a technical showcase for Ufotable, and a love letter to fans who’ve stuck with Tanjiro since day one.
Channing Tatum’s casting as Keizo is the kind of curveball that draws mainstream headlines, but it’s the returning cast, the visual ambition, and the emotional stakes that cements this film as an anime classic. Infinity Castle has been talked about in the same breath as Your Name, Akira, and Spirited Away not because of box office numbers alone, but because it delivers something unforgettable.
Whether you’re going for the action, the story, or simply to see how Tatum fares in his anime debut, Infinity Castle is shaped up to be the anime event of 2025. If you want to dive deeper into Demon Slayer between viewings, see our coverage of the latest Demon Slayer Game.
FAQs
1. When is Demon Slayer: Infinity Castle releasing in the UK?
The film was released in UK cinemas on 12 September 2025.
2. Who does Channing Tatum voice in Infinity Castle?
Tatum voices Keizo, a new character in the English dub.
3. Is Infinity Castle the final Demon Slayer film?
No — it’s the first film in a trilogy covering the manga’s final arc.
4. Where can I watch previous Demon Slayer seasons in the UK?
All arcs are currently streaming on Crunchyroll UK.
