Casey Turnbuckle
main character
ONA
6.2
My TrackerPLANNING
Episode: 0 / 12
My Score:
Anime DetailsFINISHED
- Format
- web series (ONA)
- Episodes
- 12
- Episode length
- 24 min
- Total watch time
- 4 h 48 min
- Status
- Finished
- Aired
- August 15, 2019
- Season
- Summer 2019
- Source
- Other source
- Studio
- Satelight
- Director
- Takahiro Natori
- Original creator
- LeSean Thomas
- Age rating
- R — Violence, Profanity
- Country
- Japan
- AniList score
- 62/100
Estimated watch time
4h 48m
⚡ 3 days at 5 eps/day
Tags & Tropes
Fugitive96%Anti-Hero92%Guns84%Robots82%Artificial Intelligence63%Magic56%Super Robot46%Ninja26%Samurai25%
ONAFINISHED2019 SUMMER6.2 / 10 AniList score
Cannon Busters
CANNON BUSTERS• CANNON BUSTERS
Synopsis
Follow the adventures and exploits of S.A.M, a high-end, royal-class friendship droid who's joined by a quirky, discarded maintenance robot and a brash, deadly fugitive. Together, the unlikely trio embarks on an unforgettable journey in a fantastic and dangerous world in search of S.A.M's best friend, the heir to a powerful kingdom under siege. (Source: Official Website)
Should you watch Cannon Busters?
Cannon Busters has been met with mixed reactions, with an average AniList score of 62/100 — 26% of 5,151 ratings are 8/10 or higher.
It ranks #14 most popular anime of 2019 on AniList.
Of the 9.3K AniList users who started it, 10.2% dropped it, so it is dropped more often than most; 7.3K have finished it.
At about 4 h 48 min in total, it is a short commitment — a weekend binge.
Best for viewers who enjoy Action, Adventure, Fantasy — especially fugitive, anti-hero, guns, robots.
Where to Watch Officially
Availability, audio and subtitles vary by region and service.
Episodes
12 episodes are listed.
Trailer
Watch on YouTubeMain cast & voice actors
Creators & key staff
- Original creator
- LeSean Thomas
- Director
- Takahiro Natori
Opening & ending themes
Openings (1)
- OP1“Showdown”
Endings (1)
- ED1“Regardless”
Theme data from AnimeThemes.moe.
If you like Cannon Busters
More like this →
Cannon Busters FAQ
How many episodes does Cannon Busters have?
Cannon Busters has 12 episodes of about 24 minutes each, roughly 4 h 48 min in total.
How long does it take to watch Cannon Busters?
About 4 h 48 min back to back. At two episodes a day it takes 6 days; at one hour a day, about 5 days.
Is Cannon Busters finished?
Yes. Cannon Busters has finished airing — the final episode aired August 15, 2019.
Is there a season 2 of Cannon Busters?
No sequel is listed for Cannon Busters as of October 2026.
Is Cannon Busters based on a other source?
Yes. Cannon Busters adapts the other source by LeSean Thomas.
Who animated Cannon Busters?
Cannon Busters was animated by Satelight and Yumeta Company and directed by Takahiro Natori.
Who sings the opening of Cannon Busters?
The opening, "Showdown", is performed by an uncredited artist.
Where can I watch Cannon Busters?
Cannon Busters is listed on Netflix. Availability varies by region — check the streaming links on this page.