Choi Myung-gil as Madame

Choi Jae-sung as Dong-pal

Cha Kwang-soo as Ki-young

Lee Ji-hyoung as Eugene

Hwang Mi-sun as Miss Oh

Dong Bang-woo as Shooting Range Owner

Choi Jong-won as Mr. Han

Choi Dong-joon as Agency Executive

Chu Bong as Manhwa Shop Owner

Park Yong-Pal as Worker 1

You Il-Moon as Worker 2

Ju Sang-ho as

Lee Seok-ku as Runaway Boy's Father

An Jin-soo as Company Executive

Jeong Bong-yeon as Shoulders

Ricky Jeon Je-Hyeok as Shoulders

Kwon Seong-yeong as Boss

Kim Min-soo as Bully

Park Young-rok as Institution Man