Jung Gicheol

Choi Mina alias Kim Hana

Park Jun-mo alias Kim seungho

Yun Eunjung

Lee Hae-ryeon

Kim Tae-ho

~Rest of the cast as themselves.
~Do-Hyung (Senior Inspector)
~Hwang Mingoo (Regional officer)

--Gagnam Gang--
~Choi Jungbae
~Hong Hee-Seong
~Seo Jong-Ryeol (manager seo)
~Bae-Yong-Dae (Seungho partner)