Pacemaker

Kim Myung-min

as

Joo Man-ho

Go Ara

as

Yu Ji-won

Ahn Sung-ki

as

Park Sung-il

Jo Hee-bong

as

Jong-soo

Choi Tae-joon

as

Min Yun-gi

Choi Jae-woong

as

Joo Sung-ho

Lee Yool

as

Gyeong-sun

Abu Dodd

as

Bong-Jo

Lee El

as

Dr. Choi

Lee Yu-ha

as

Sung-ho's wife

Jo Young-jin

as

Director

Kwak Jin-seok

as

Wooyuki

Kwak Ja-hyung

as

Loan shark

Park Seong-taek

as

Coach

Sung Tae-joon

as

Ministry of Fo...

Jeong Joon-won

as

Young Sung-ho