Mercy for None (2025)
▸ Must watch
Mercy for None is streaming in South Korea on Netflix.
The verdict
Mercy for None has pulled the kind of numbers most Korean series never see. It carries a 7.8/10 on TMDB across 194 ratings — comfortably clear of the pack. In South Korea you can stream it on Netflix.
Is it worth starting?
This is a first season — Korean action & adventure with a drama streak.
- Why
- Currently 7.8/10 from 194 ratings, which is a good sign this early.
- Skip if
- set pieces aren't the draw for you
- Best for
- A slow burn across the week
Story
After severing ties with his gang, a former gangster returns to uncover the truth behind his brother's death — embarking on a relentless path of revenge.
Good to know
| Watch with family? | 19 · Adults only |
| Genre | Action & Adventure / Drama |
| Language | Korean |
| Best screen | Stream at home |
Cast
So Ji-sub
Nam Gi-jun
Huh Joon-ho
Lee Joo-woon
Gong Myoung
Gu Jun-mo
Choo Young-woo
Lee Geum-son
Ahn Kil-kang
Koo Bong-san
Cho Han-chul
Choi Seong-chul
Where to watch in South Korea
Netflix
Included with a subscription — no extra charge on these platforms.
Availability as of 26 Sept 2026 — platforms may change over time.
More: Everything new on Netflix
Trailer
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Frequently asked
Is Mercy for None worth watching?
Must watch. It rates 7.8/10 on audience ratings. This is a first season — Korean action & adventure with a drama streak.
Where can I watch Mercy for None?
You can stream Mercy for None in South Korea on Netflix.
Is Mercy for None family friendly?
Mercy for None is rated 19 — aimed at adult audiences.
What language is Mercy for None in?
Mercy for None is a Korean series (Action & Adventure / Drama).