Keys to the Heart
2h 0m·Drama, Comedy·
An older brother is a washed-up boxer. His younger brother is a genius pianist with physical disability. The brothers make up through their mother who is full of stories of her past.
| Actor | Role |
|---|---|
 Lee Byung-hunKim Jo-ha | Kim Jo-ha |
 Youn Yuh-jungIn-sook | In-sook |
 Park Jeong-minJin-tae | Jin-tae |
 Han Ji-minGa-yool | Ga-yool |
 Kim Sung-ryungMs. Hong | Ms. Hong |
 Choi RiSoo-jung | Soo-jung |
 Bek Hyun-jinDong-soo | Dong-soo |
 Hwang Seok-jeongChief Kang | Chief Kang |
 Park Ji-yeonYougn In-sook | Yougn In-sook |
 Moon SookBok-ja | Bok-ja |
 Oh Hye-wonBok-ja's Guard | Bok-ja's Guard |
 Lee Joo-youngEun-ha | Eun-ha |
 Ahn Seong-bongSky Lounge Manager | Sky Lounge Manager |
 Park Ji-hoonTae-gu | Tae-gu |
 Park Soo-ohYoung Jo-ha | Young Jo-ha |
 Yoon Yeong-gyunPoliceman | Policeman |
 Son Woo-hyukEun-ha's Boyfriend | Eun-ha's Boyfriend |
 Yang Jun-seokBig High School Student | Big High School Student |
 Kim Sang-WookNot listed | Not listed |
 Jung Yun-haBok-ja's Guard | Bok-ja's Guard |
 Jo Kwan-wooMoon Sung-gi | Moon Sung-gi |
 Yoon Young-kyunPolice substation officer | Police substation officer |
| LLee Jun-haJunior Hgh School Bully 1 | Junior Hgh School Bully 1 |
 Park So-eunEvent Assistant | Event Assistant |