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 Foreign Affairs staff

Jeong Joon-won as Young Sung-ho