Let's Get Grabbed by the Collar

Ko Gun-Han

Cha Geum-sae (Eun-sae's older brother)

Kim Seung-hun

Song Hyo-seong

Yoon Ga Yi

Nurse Choi

Kim Min-jae

Joo Yeong-seok

Ji-hee Hong

Mo Soo-rin

Yoon Jung-Hoon

Oh Myeong-soo

Chae-Ah Han

Yoo Yoon-yeong

Ji-sung Kim

Yang Ae-na

Ha-neul Kim

Seo Jeong-won

Woo-jin Yeon

Kim Tae-heon

Seung-jo Jang

Seol Woo-jae

Jeong Woong-in

Chairman Seol

Lee Jae-woo

Executive

Park Yong

Detective

Seo Kyung-hwa

Jin-soo's sister

Byeon Sung-Tae

Seol Woo-jae (teen)

Jae-Young Joe

Geum Sae associate