Pemeran New Heart

Kim Min Jung (김민정)

as Nam Hye Suk

Pemeran Utama

Ji Sung (지성)

as Lee Eun Sung

Pemeran Utama

Jo Jae Hyun

as Choi Kang Gook

Pemeran Utama

Jung Ho Geun

as Min Young Kyu

Pemeran Pembantu

Shin Da Eun

as Kim Mi Mi

Pemeran Pembantu

Son Yeo Eun

as Choi Hyun Jung

Pemeran Pembantu

Shin Dong Mi

as Jo Min Ah

Pemeran Pembantu

Park Kwang Jung

as Kim Young Hee

Pemeran Pembantu

Kang Ji Hoo

as Woo In Tae

Pemeran Pembantu

Kim Jun Ho

as Sul Rae Hyun

Pemeran Pembantu

Jung Kyung Soon

as Jo Bok Gil [Head nurse]

Pemeran Pembantu

Lee Ki Young

as Kim Jung Gil

Pemeran Pembantu

Jung Dong Hwan

as Park Jae Hyun

Pemeran Pembantu

Park Chul Min

as Bae Dae Ro

Pemeran Pembantu

Jang Hyun Sung

as Kim Tae Jun

Pemeran Pembantu

Sung Dong Il

as Lee Seung Jae

Pemeran Pembantu

Lee Eung Kyung

as Kim Hye Sook

Pemeran Pembantu

Jin Seo Yun

as [Nurse]

Pemeran Pembantu

Lee Sang Hyun

as Min Chul [Pine doctor]

Pemeran Pembantu

Lee Kyung Young

Pemeran Pembantu

Yoon Jin Ho

as [Doctor]

Pemeran Pembantu

Lee Ji Hoon

as Lee Dong Kwon [Famous actor who undergoes surgery & chases Hye Suk]

Pemeran Pembantu

Min Seo Hyun

as In Kyung

Pemeran Pembantu

Im Ye Jin

as [Hye Suk's mother]

Pemeran Pembantu

Kang Ji Woon

as [Opthamologist]

Pemeran Pembantu

Min Ji Oh

as Lee Pil Joo [Basketball player]

Bintang Tamu

Eun Ji Won

Bintang Tamu

Lee Cham

as Ex British Prime Minister

Bintang Tamu

Seo Yoo Jung

Bintang Tamu

Seo Wang Seok

Bintang Tamu

Kim Tae Young

Bintang Tamu

Choi Yoon Joon

as [Husband of accident victim] (Ep. 7)

Bintang Tamu

Jung Yoon Suk

as Jung Min (Ep. 8-10)

Bintang Tamu

Lee Seol Hee

as [Nurse]

Bintang Tamu

Kim You Jung (김유정)

as Yoon Ah [Patient] (Ep. 18)

Bintang Tamu

Jo Han Chul

as [Cleveland clinic surgeon] (Ep. 15)

Bintang Tamu

Han Ki Bum

as [Himself] (Ep. 3)

Bintang Tamu

Kim Young Ok

as Lee Mun Ok [Restaurant owner]

Bintang Tamu

Hong Kyung Min

as (Ep. 4)

Bintang Tamu

Kim Hee Jung

Bintang Tamu

Kim Gwang In

as (Ep. 13)

Bintang Tamu

Park Hyo Bin

as Choi Hye Ra

Bintang Tamu

Heo Jung Guk

as [Hotel official]

Bintang Tamu

Han Choon Il

as [Patient]

Bintang Tamu

Eom Ki Yeop

Composer

Park Hong Kyun

Sutradara

Lee Min Woo

Producer

Oh Hwan Min

Producer

Hwang Eun Kyung

Screenwriter