Kang Ji-hwan as Cha Cheol-soo

Sung Yu-ri as Go Yeong-jae

Lee Soo-hyuk as Kim Sun-ho

Kim Young-kwang as Han Seung-woo

Shin Min-chul as Min-seung

Shin Jung-keun as Squad chief Yoo

Lee Hee-jun as Kyeong-seok

Kim Ji-young as Ko Young-jae (young)

Park Bo-gum as Cha Cheol-soo (young)

Ra Mi-ran as Teacher Song

Park Jeong-hak as Representative Tak

Lee Dae-jin as Designer Jin

Choi Gwi-hwa as Detective Pyung

Kim Jung-pal as Bus Driver

Choe Yoon-seul as Designer Seul-Li

Heo Myeong-haeng as Teacher

Kim Woo-bin as Model Cameo

Kim Yeon-soo as [Hair Stylist]