- All-Star Cast: The cast includes Michael Cera, Samuel L. Jackson, Ricky Gervais, Djimon Hounsou, and Mel Brooks.
- Channel Hop: More like an animation studio hop, as animation for the film was originally set to be produced by Arc Productions. However, their bankruptcy in 2016 caused the animation to instead be produced by Cinesite.
- Fake Nationality: The film is clearly Japanese inspired, but a large majority of the cast are all American.
- Release Date Change: The original release date was supposed to be as early April 14th, 2017, but it got pushed down to 2021 as of this writing.
- Schedule Slip: The release date for the film was changed three times for currently unknown reasons. It was originally set for April 2017, then August 2017, and then May 2018. There is also no known release date for the film beyond a tentative 2021 release.
Trivia / Blazing Samurai