Keys to the Heart: Cast
Lee Byung-hun
Kim Jo-ha
Youn Yuh-jung
In-sook
Park Jeong-min
Jin-tae
Han Ji-min
Ga-yool
Kim Sung-ryung
Ms. Hong
Choi Ri
Soo-jung
Bek Hyun-jin
Dong-soo
Hwang Seok-jeong
Chief Kang
Park Ji-yeon
Yougn In-sook
Moon Sook
Bok-ja
Oh Hye-won
Bok-ja's Guard
Lee Zoo-young
Eun-ha
Ahn Seong-bong
Sky Lounge Manager
Park Ji-hoon
Tae-gu
Park Soo-oh
Young Jo-ha
Yoon Yeong-gyun
Policeman
Son Woo-hyuk
Eun-ha's Boyfriend
Yang Jun-seok
Big High School Student
Jung Yun-ha
Bok-ja's Guard
Jo Kwan-woo
Moon Sung-gi
Yoon Young-kyun
Police substation officer