Yu Jun-sang

Lee Pong Sang

Oh Ji-ho

Lee Jin Sang

Jeon Hye-bin

Lee Jung Sang

Lee Si-young

Lee Hwa Sang

Cha Seo-won

Lee Wi Sang

Shin Dong-mi

Gan Boon Shil [Poong Sang's wife]

Lee Bo-hee

Noh Yang Shim [The siblings' mother]

Kim Ji-young

Lee Joong Yi [Poong Sang's daughter]

Choi Dae-chul

Jeon Chil-bok

Park In-hwan

Gan Bo Goo [Boon Shil's father]

Song Jong-ho

Jin Ji Ham [Jung Sang's senior]

Choi Sung-jae

Kang Yul Han [Jung Sang's past lover]