Credits
Doctor John Cast and Crew
Cast

Ji Sung
Cha Yo-Han

Lee Se-young
Kang Shi-Young

Oh Hyun-joong
Kim Won Hee

Lee Kyoo-hyung
Son Seok-Ki

Kim Hye-eun
Tae-Kyung

Shin Dong-mi
Chae Eun-Jung

Jeon No-min
Kang Yi-Soo

Uhm Hyo-seop
Kang Yi-Moon

Oh Seung-hyun
Min Joo-Kyung

Jung In-gi
Jung-Nam

Hwang Hee
Lee Yoo-jun

Jung Min-ah
Kang Mi-Rae

Chun Young-min
Lee Da-hae

Kwon Hwa-woon
Heo Joon

Son San
Hong Yun Jin

Lee You-mi
Na Kyung Ah

Kim Yeong-hun
Han Myung Oh

Jeong Jae-seong
Kwon Suk

Yun Ju-sang
Lee Won Gil

Jung Kyung-soon
Yoo Joon's mother

Park Jin-young
Nurse

Kim Mi-hye
Questioner

Noreen Joyce Guerra
Flight attendant

Moon Hak-jin
Kim Jung Ho [3rd-year Resident Ophthalmology]

Jang Hee-soo
Professor of Anesthesiology and Pain Medicine

Yoon Chan-young
Lee Ki Suk (A CIPA patient)

Lim Dong-jin
Shim Joon Chul

Go Yong-hwa
Lee Ki Suk's mother

Lee Yo-seong
Cha Yo Han's father

Park Si-wan
Cha Yo Han (child)

Kim Seung-hyun
Inmate
Crew
- Jo Soo-won
Director · Directing
- Kim Ji-woon
Writer · Writing
- Mun Sung-nam
Compositor · Crew
- Kim Young-hwan
Director · Directing
- 久坂部羊
Original Story · Writing
- 진실
Theme Song Performance · Sound
- Min-seo
Theme Song Performance · Sound
- Baek A-yeon
Theme Song Performance · Sound
- Safira.K
Theme Song Performance · Sound
- 솔튼페이퍼
Theme Song Performance · Sound
- Samuel Seo
Theme Song Performance · Sound
- 트리튜브
Theme Song Performance · Sound