Byun Yo-han as Koo Jung-tae

Shin Hye-sun as Han So-ra

Lee El as Oh Young-ju

Yoon Byung-hee as Lee Jong-hak

Lee Chang-won as Prison visitor

Shim Dal-gi as Ji-hee

Kim Mi-hye as Voice

Park Myung-hoon as Detective Team Leader

Lee Se-rang as Jeong-tae's Mom

Yun Seul as Han So-yeong

Jang Seong-beom as Sung-yeol

Park Ye-ni as Horugi

Park E-hyun as Cho Hye-ran

Jang Jun-hyeon as Yeong-seung

Cho Yu-jin as Kim Yang