Characters played by In-hwan Park
Shim Deok Chul
Characters played by Song Kang
Lee Chae Rok
Characters played by Moon-hee Na
Choi Hae Nam
Characters played by Hong Seung-hee
Shim Eun Ho
Characters played by Hae-Kyun Jung
Shim Seong San
Characters played by Kim Tae-hoon
Ki Seung Joo
Characters played by Ji-hye Yun
Eun So Ri
Characters played by Hwa-ryong Lee
Oh Joong Shik
Characters played by Bok-rae Jo
Shim Seong Gwan
Characters played by Shin Eun Jung
Kim Ae Ran
Characters played by Kwon Kim
Yang Ho Beom
Characters played by Kim Hyeon-mok
Kim Se Jong
Characters played by Soo-jin Kim
Shim Seong Suk
Characters played by Hee-tae Jeong
Byun Young Il
Characters played by Jo Sung-ha
Lee Moo Young
Characters played by Seo In-Guk
Hwang Hee
Characters played by Lee Dong-yong
Chinese restaurant owner
Characters played by Cha Sung-je
Shim Seong San [Young]
Characters played by Ki-Cheon Kim
Deok Chul's friend
Characters played by Jae-Sung Jung
Deok Chul's father (Past)
Characters played by Jeong Gyu-Su
Deok Chul's friend
Characters played by Baek Seung-chul
Burger deliveryman
Characters played by Kim Ji-Hoon
Shim Seong San (young)
Characters played by Kim Kyeong-min
Mr. Yoon
Characters played by Bo-Bi Joo
Choi Hae Nam (Young)
Characters played by Kim Ki Nam
Seong Gwan's friend
Characters played by Lee Jae-Eun
Neighborhood woman
Characters played by Ko Eun-Bi
Daughter of Seong Gwan's patient
Characters played by Bae Sung-il
Customer