Lee Min-ho as Kim Jong-dae

Kim Rae-won as Baek Yong-ki

Jung Jin-young as Kang Gil-soo

Kim Ji-soo as Min Seong-hee

Kim Seol-hyun as Kang Seon-hye

Yoo Seung-mok as Seo Tae-gon

Han Jae-yeong as Park Chang-bae

Lee Yeon-doo as Joo So-jung

Jung Ho-bin as Yang Ki-taek

Uhm Hyo-seop as Kim Jung-kyu

Kim Yoo-yeon as Jeom-soon

Jeon Bae-soo as Boss Goo

Jang So-yeon as Banquet Hall Beauties

Kim Won-jin as Jungjeong Investigator #2

Kim Nina as Banquet Hall Beauties

Kim Ji-eun as Yeo Jong-eop

Yoon Hwan as Youngdeungpo Gang Near Grave

Joo Yeon-seo as Seong-hee Hostess Bar Young Ladies

Yoon Jong-hwa as Hwa-sang