The Merciless
Jae-ho, who aims to become the number one in a crime organization, gets to build up trust with Hyun-su, an ambitious newbie in prison. When they try to take over the organization after their release, their ulterior motives start to emerge.
Where to watch in Japan
Available to stream with Amazon Prime Video, Hulu, U-NEXT, Amazon Prime Video with Ads.
Amazon Prime Video
Hulu
U-NEXT
Amazon Prime Video with Ads Streaming in other countries
Sorted by distance from 
Japan
KR South Korea
FI Finland
SE Sweden
NO Norway
PL Poland
DK Denmark
GB United Kingdom
Cast, directors & writers
Sul Kyung-gu
Han Jae-ho
Yim Si-wan
Jo Hyun-su
Kim Hie-won
Byung-gab
Jeon Hye-jin
In-sook
Lee Kyung-young
Byung-chul
Moon Ji-yoon
Young-geun
Jang In-sub
Min-chul
Kim Ji-hoon
Jung-sik
Kim Seung-oh
Seung-pil
Jin Sun-kyu
Prison Chief Security Officer
Huh Joon-ho
Kim Sung-han
Shin So-yul
Osean Trading Advertisement Beauty 1
Kim Bo-mi
Osean Trading Advertisement Beauty 2
Lee Ru-ahn
Osean Trading Advertisement Beauty 3
Choi Byung-mo
Captain Choi
Andreas Fronk
Russian Mafia
Lee Si-hoon
Jae-ho's Subordinate
Choi Jun-young
Yong-chan
Yoon Yeong-gyun
Jae-ho's Subordinate
Lee Kyu-ho
Odd Pair Inmate
Park Song-i
Writer
Byun Sung-hyun
Director · Writer
Kim Min-su
Writer
About streaming The Merciless in Japan
In Japan, the listed subscription streaming options for The Merciless are Amazon Prime Video, Hulu, U-NEXT, and Amazon Prime Video with Ads.
Our listings also show streaming in 8 other countries, including South Korea, Finland, and Sweden. Follow the country guides below to compare providers.
Automatically summarized from TMDB watch-provider listings supplied by JustWatch. Listings fetched . Streaming availability can change. Rental and purchase offers are not included.