Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train (2020) runs 1 h 57 min, is rated R in the US and averages 8.2 from 4,742 TMDB members. Tanjiro Kamado, joined with Inosuke Hashibira, a boy raised by boars who wears a boar's head, and Zenitsu Agatsuma, a scared boy who reveals his true power when he sleeps, boards the Infinity Train on a new mission with the Fire Hashira, Kyojuro Rengoku, to defeat a demon who has been tormenting the people and killing the demon slayers who oppose it!
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Streaming availability by JustWatch. In the US, as of 2026-11-05: Crunchyroll Amazon Channel (subscription), Amasian TV (free with ads).
Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train on TMDB · This product uses the TMDB API but is not endorsed or certified by TMDB.

Lights Down is a free tool: tell it your streaming services and how long you have, and it ranks what you can stream tonight, with a this-or-that, a roll, a bracket and a wheel. Movie data from TMDB; streaming availability by JustWatch. Page updated 2026-11-05. This product uses the TMDB API but is not endorsed or certified by TMDB. Lights Down is a Somebody Decide program. How the data works · Legal & privacy · Tonight's lists