Demon Slayer movies have varying runtimes depending on the specific film. The franchise includes several theatrical releases, with the most commonly referenced being Mugen Train. Recent entries like Infinity Castle have generated buzz for their length.

Main Movies

  • Demon Slayer: Mugen Train (2020) runs for 1 hour 57 minutes (117 minutes) total, with about 108 minutes of core story content excluding credits and openings. This blockbuster became a global hit, packing intense action into a tight theatrical format.
  • Demon Slayer: To the Swordsmith Village (2023) clocks in at 1 hour 50 minutes (110 minutes) , blending a season recap with new premiere content—roughly split 55/55 minutes.

Latest Release

Infinity Castle Chapter 1 (upcoming/2025) boasts an impressive 2 hours 35 minutes (155 minutes) runtime, outpacing Mugen Train and even some Avengers films. Fans on Reddit and news outlets are thrilled, noting it'll dive deep into the arc without rushing, as the first of a trilogy.

Movie| Total Runtime| Notes 1
---|---|---
Mugen Train| 117 min| Theatrical epic; no post-credits scene
Swordsmith Village| 110 min| Compilation film
Infinity Castle Ch. 1| 155 min| Longest yet; PG12 rating 10

Fan Chatter

"155 minutes is 2 hours 35—perfect for those high-octane battles!" – Reddit user on r/KimetsuNoYaiba

Discussions highlight how Infinity Castle addresses pacing fears, promising more visuals and story than prior films. If you're planning a watch, Mugen Train is the go-to starter at under 2 hours.

TL;DR: Mugen Train is 117 min; Infinity Castle Ch. 1 is 155 min. Information gathered from public forums or data available on the internet and portrayed here.