두 사람이다

윤진서

Kim Ga-in

이기우

Hyung-joong

박기웅

Hong Seok-min

Kim Min-kyung

Ji Seon-mo

연제욱

Choi Sang-gyeong

정유미

Lee Myeong-hee

김소은

Kim Ga-yun

안내상

Ga-in's Teacher

정인기

Detective Jo

Ahn Shin-woo

Hong Jae-sun

Ким Чжин Гын

Hwang Dae-yong

김도연

Kim Mi-joo

정욱

Hyung-joong's Father

김소은

Kim Ga-geon

오연서

Chung Eun-gyeong

Чон Гук-хван

Ji-sun's Father

조연희

Kim Ji-sun

백주희

Hyung-joong's Mother

이칸희

Ga-in's Mother

Seo Yu-jeong

Ga-in's Youngest Aunt

Kim Soo-woong

Adult Relative

박승태

Dae-yong's Mother

이새별

Visitor

Kang Lee-seok

Young Park Hyun-joong