character - Han Jin-woong

character - Wang Je-gook

character - Doctor Cho

character - Dan Chi-gang

character - Hwang Chung Seong

character - Kim Seung-woon

character - Jeon Jae-Ryong

character - Choi In-gook

character - Yoo Babi's father

character - Park Hae-Ryun

character - Do Jung Myung [CEO, JM Holdings]

character - Kang Yi-Soo

character - Old Heo-saek

character - Cha Jin-Taek

character - Shin Myung-Joon

character - 오병욱

character - Choi Jae-Sung

character - Mo Joong-hun

character - [Go Hwan's father]

character - Lee Joon-Suk

character - Lee Chan-moo

character - Hong In-bang

character - Kang Tae-Jung

character - Gong Jae-ho

character - Guk Yoo

character - Gi-ju

character - Choi Myung-kil

character - Park Jung-woo

character - Kim Jung-wook

character - Mok Damsari

character - Seo Young-wook

character - Jung Sun-Gyu

character - Mok In-beom

character - Jeong Do-kwang

character - Sung-choong

character - Taxi driver, Jeong In-soo

character - Uhm Ki-do

character - Kim Woo-gyeong

character - Seolwon

character - Ha Soo-Young

character - Min Seung-guk

character - Kim Tae-hyun

character - Lawyer