트라이앵글

Kang Hye-jung

Oh Sung-hye

안재욱

Ryu Sang-woo

Lee Soo-kyung

Han Ji-young

Lee Sung-min

CEO Lee Byung-joon

Heo Jung-gyu

Detective Won

Kang Shin-il

Vice president Son

Lee Dae-yeon

Section Chief Kim

Cha Tae-hyun

(cameo)