Limited series · Apple TV
Dr. Brain
The truth lies in your mind.
Who's in it
Cast
The principal ensemble across the run of the series.
Lee Sun-kyun
Koh Se-won
6 eps
Park Hee-soon
Lee Kang-mu
6 eps
Seo Ji-hye
Lieutenant Cho
6 eps
Jo Bok-rae
Sergeant Park
1 eps
Lee You-young
Jung Jae-yi
6 eps
Lee Jae-won
Hong Nam-il
6 eps
Teo Yoo
Secretary Yoon
6 eps
Cha Hee
Dr. Hahn
6 eps
Moon Sung-keun
Dr. Myung
1 eps
Ahn Mi-na
Yoo-jin
1 eps
Jeon So-nee
Reporter
1 eps
Kim Ju-hun
Jun-ki
1 eps
Um Tae-goo
Lee Tae-goo
3 eps
Park Ji-ye
Mi Na
1 eps
Kong Seong-ha
Lim Jun-Ki's Wife
1 eps
The Nutevio profile
TV DNA
How Dr. Brain actually feels to watch, measured on the traits our editors track across every series.
Signature profile
Dr. Brain reads strongest on Bingeability, Character Depth and Serialized.
How hard it is to stop after one episode.
How fully written and psychologically layered the ensemble is.
How much each hour depends on the one before it.
The scale, internal logic and texture of the world.
How much the series is designed to affect you.
How often an episode ends on a hook you can't ignore.
The sustained pressure the series keeps you under.
Visual ambition — scale, craft and set-piece filmmaking.
How often the series is genuinely funny, by design.
The story
What it's about
Brilliant brain scientist Sewon suffers a horrific personal tragedy. Desperate to uncover what happened to his family, he conducts "brain syncs" with the dead to access their memories for clues.
Where the series peaks
Best Episodes
The hours that define the show, ranked by audience response and editorial signal.
S01E05
Chapter 5
Sewon confronts the mastermind pulling the strings behind his ordeal and setting in motion the diabolical plan involving him and his family.
S01E04
Chapter 4
Heejin, the daughter of a man connected to Jaeyi, sheds new light on Sewon's home life and shares more details about what happened to Doyoon.
S01E03
Chapter 3
Sewon's investigation makes him a target, and he discovers a disturbing truth about the private investigator that rocks both their worlds.
S01E02
Chapter 2
Intel from a private investigator drives Sewon to conduct more brain syncs, leading him to believe his wife, Jaeyi, was right about their son Doyoon
S01E06
Chapter 6
Harnessing the power of his unique brain and the knowledge of those he synced with, Sewon risks his life to save his family.
S01E01
Chapter 1
Sewon, a research-obsessed brain scientist, gets devastating news that pushes him to advance a risky brain-sync system in search of answers.
Recently aired
Latest Episodes
Behind the series
Created by
Showrunners, creators, executive producers and the writers who set the voice of the series.
The craft
Key Crew
Directing, writing, production, camera, music and editing.
Executive production
- Joy Jinsoo LeeExecutive Producer
- Samuel Yeunju HaExecutive Producer
- Min Young HongExecutive Producer
- Ham Jung-yeubExecutive Producer
- Kim Jee-woonExecutive Producer
- Daniel HanExecutive Producer
Writing
- Kim Jin-aWriter
- Kim Jee-woonWriter
Direction
- Kim Jee-woonDirector
Cinematography
- Kim Cheon-seokDirector of Photography
Music
- MowgOriginal Music Composer
Where to watch
Streaming
Availability verified against regional listings.
- Apple TVStreaming
- Apple TV Amazon ChannelStreaming
If you liked this
Similar Series
Series that share this one's texture, not just its genre tags.
Bring It On, Ghost
2016
Political fantasy · Slow-burn mystery
Connect
2022
Political fantasy · Slow-burn mystery
WandaVision
2021
Political fantasy · Slow-burn mystery
Hellbound
2021
Political fantasy · Slow-burn mystery
Jupiter's Legacy
2021
Political fantasy · Slow-burn mystery
Severance
2022
Political fantasy · Slow-burn mystery
Locke & Key
2020
Political fantasy · Slow-burn mystery
Paper Girls
2022
Political fantasy · Slow-burn mystery
Quantum Leap
2022
Political fantasy · Slow-burn mystery
My Roommate Is a Gumiho
2021
Political fantasy · Similar storytelling style
Swamp Thing
2019
Political fantasy · Slow-burn mystery
BEGINS ≠ YOUTH
2024
Political fantasy · Slow-burn mystery
Where to go from here
Watch Next
Our editors' suggestion for the show you should start tonight — and why.
Teach You a Lesson
2026
Need something lighter afterwards? Start here.
Smallville
2001
Another invented world built with the same seriousness — start at episode one.
The Boys
2019
If the world-building is what held you, this is the next map to walk.
Frieren: Beyond Journey's End
2023
Continue the epic fantasy journey with another world worth getting lost in.
House of the Dragon
2022
Another invented world built with the same seriousness — start at episode one.
Silo
2023
If the world-building is what held you, this is the next map to walk.
Never stop watching
Related Collections
No related collections yet
This title isn't in a published Nutevio collection yet. It will appear here automatically as soon as it is.
Join the conversation