Hwang Jung-min
Self

Kim Jae-beom
Choi Gi-wan

Lee You-mi
Ban So-yeon

Ryu Kyung-soo
Yeom Dong-hoon

Jung Jae-won
Yong-tae

Lee Ho-jung
Saet-byeol

Jo Kyung-hyun
Manager

Shin Hyeon-jong
Police Kwak

Baek Joo-hee
Police Oh

Lim Cheol-soo
Bang-ga

Park Sung-woong
Self

Park Kyeong-rim
Self (cameo)

Ryoo Seung-bum
Self (cameo)

Yoo Hai-jin
Self (cameo)

Jeon Do-yeon
Self (cameo)

Lee Sung-min
Self (cameo)

Ju Ji-hoon
Self (cameo)

Han Kyu-won
Detective