---
title: "Doctor X: Mafia in White: cast and crew"
canonical: "https://film.one/tv/doctor-x/cast-and-crew"
title_page: "https://film.one/tv/doctor-x"
cast: 40
crew: 4
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Doctor X: Mafia in White (2026): cast and crew

40 cast and 4 crew, as credited (TMDB). Cast in billing order.

## Cast

- Kim Ji-won as Gye Su-jeong (12 episodes)
- [Lee Jung-eun](https://film.one/person/lee-jung-eun.md) as Jeong Hee-sook (12 episodes)
- Son Hyun-joo as Bu Seung-gwon (12 episodes)
- Kim Woo-seok as Park Tae-gyeong (12 episodes)
- Lee Jin-hee as Jo Won-jin (12 episodes)
- Kim Yeong-min as Do Yoon-sik (12 episodes)
- Lee Seong-uk as Bae Heung-gon (12 episodes)
- Kwon Seung-woo as Ma Seong-gyoo (12 episodes)
- Heo Jun-seok as Kim Seong-jin (12 episodes)
- Kim Young-ah as Lee Seon-ae (12 episodes)
- Choi Deok-mun as Yang Eung-goo (12 episodes)
- Kim Jung-young as Yoo Mi-kyeong (12 episodes)
- Choi Gwang-il as Goo Bon-pyeong (12 episodes)
- [Jeong Seok-yong](https://film.one/person/jeong-seok-yong.md) as Kim Chang-soo (12 episodes)
- Choi Yeon-hwa as Patient (12 episodes)
- Kim Gyeong-min as Im Ho-seok (12 episodes)
- [Kim Jong-goo](https://film.one/person/kim-jong-goo.md) as Kim Myeong-seop (12 episodes)
- Jang Seung-jo as Na Dae-il (12 episodes)
- Kim Hak-Soo as Professor Hwang (12 episodes)
- Jang Myung-jin as Police (12 episodes)
- Yuna as Lee Joo-hee (1 episodes)
- Moon Chang-jun as Kwon Chung-hyeon (2 episodes)
- Choi Jong-ryul as Seo Byeong-gyu (1 episodes)
- Kim Joo-hwang as Pool Player (1 episodes)
- Jang Deok-ju as Pool Player (1 episodes)
- Min Kyeong-ok as Seo Byeong-gyu's Wife (1 episodes)
- Jang Yong-hee as Tae-gyeong's Friend (1 episodes)
- Jang Jae-kwon as Yoo Geun-sik (1 episodes)
- Jeong Hyun-seok as Lee Sang-myeon (1 episodes)
- Kim Ki-cheon as Park Gwang-cheol (1 episodes)
- Jung Young-keum as Bus Passenger (1 episodes)
- Park Ok-chool as Joo-hee's Mother (1 episodes)
- 이현진 as Yeong-ju (1 episodes)
- Shin Hye-kyung as Yeo Jeong-sun (2 episodes)
- Joo In-ae as Ha Mi-ju's Guardian (1 episodes)
- Lee Ye-ji as Nurse (1 episodes)
- 소규섭 as Cho Guk-jin (1 episodes)
- Kim Do-young as Mun Yeong-jong (1 episodes)
- Go Byeong-taek as Patient (1 episodes)
- Oh Jung-taek as Emergency Responder (1 episodes)

## Directing

- Lee Jeong-lim: Director (12 episodes)

## Writing

- Pyeon Seong-geun: Writer (12 episodes)

## Production

- Hong Sung-chang: Producer (12 episodes)
- Lee Jae-woo: Producer (12 episodes)

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© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Our review: https://film.one/tv/doctor-x.md