Heart Surgeons

Park Tae-Soo

Choi Seok-Han

Yoon Soo-Yeon

Yoon Hyun-Il

Yoon Hyun-Mok

An Ji-Na

Kang Eun-Sook

Moon Seung-Jae

Koo Hee-Dong

Nam Woo-Jin

Lee Joong-Do

Son Jae-Myung

Hwang Jin-Chul

Jung Ji Won

Lee Sun-Yeong

Lee Ye Rin

Nurse

[Kim Sung Hee's guardian]