Only One Person (2021) | Full Cast

Hyun Jong Oh

DIRECTOR

Eun-Jin Ahn

Pyo In Sook

Kim Kyung-Nam

Min Woo Cheon

Soo-Young Park

Seong Mi Do

Ye-won Kang

Kang Se Yeon

Du-shim Ko

Yook Seong Ja [In Sook's grandmother]

Sang-woo Do

Cho Shi Young [Regional Investigation Unit Inspector]

Ahn Chang-hwan

Shin Tae Il

Bo-ra Yoon

Sister Veronica [Nun of Hospice 'Morning Light]

Seo Yeon-Woo

Ha San Ha [a child in same neighborhood with Insook]

Hyun-Sung Jang

Pyo Kang Seon [In Sook's father]

Lee Hang-na

Choi Seong Hae

Choi Young-Woo

Park Seung Seon

So-Hee Jung

Moon Young Ji

Byoung-Sook Sung

Oh Cheon Deok

Lee Soo-Mi

Sister Magdalena [Director of Hospice 'Morning Light']

Han Kyu-Won

Oh Young Chan [Se Yeon's husband]

Han Gyu-Won

Director of LE Group]

Joo In-Young

Cha Yeo Wol

Lee Bong-Ryun

Hwang Ma Jin [Regional Investigation Unit Team Leader]

Hyun-jun Jung

Min Woo Cheon (child)

Yoon Bok-in

Kang Se Yeon's mother

Hyeon-jin Baek

Ha Yong Geun

Seo-won Jang

Jo Woong Do

Lee Jae-Eun

Scrubber

Lee Nam-Gyeong

Pyo In Sook (Younger version)

Seo-Yeon Moon

Swimming pool bully

Geum-Soon Kim

Customer

Park Eun-Young

Bathhouse manager

Kim Jung Hwan

Kang Seo Goon

Jeon Yi Soo

Ho Sun

Byung-Chun Kim

Dr. Cho [Doctor in Hospice 'Morning Light']

Boo-jin Yoon

Scrubber

Ryu Yeon-Seok

Dr. Yoo Ho Joon

Min-ae Oh

Oh Young Chan's mother

Jang In-sub

Oh Jin Gyu [Regional Investigation Unit Sergeant]

Kim Soo Hyung

Lim Ji Hoo [Youngji's daughter]

Sung-Hoon Park

Cho Shi Young