Tolong jelaskan mengenai Pemeran dari Heartbeat (film 2011)

Kim Yunjin ... Chae Yeon-hee (a single mother who risks everything to save her daughter)

Park Hae-il ... Lee Hwi-do (a gangster and loan shark who has an estranged relationship with his mother)

Jung Da-hye... Na Soo-young (Hwi-do's girlfriend)

Park Ha-young ... Chae Ye-eun

Kim Sang-ho ... Team leader Jo

Kang Shin-il ... Director Choi

Keum Dong-hyun ... President of village organization

Joo Jin-mo ... President Kang (Hwi-do's stepfather)

Kim Min-kyung ... Ahn Sook-hee (Hwi-do's mother)

Lee Seung-jun ... Teacher Moon

Jeon Bae-su ... Section chief Park

Heo Hyeon-hwa ... Yoon-ji's mother

Jo Ki-bbeum ... Head nurse at Chungdam Hospital

Lee Han-wi ... Tuning shop owner

Kim Young-hoon ... Yeon-hee's husband

Kim Young-sun ... Cleaning lady