Spy Girl

Kim Jung-hwa

Park Hyo-jin / Lim Gye-soon

Gong Yoo

Choi Ko-bong

Nam Sang-mi

Nam Jin-a

Jadu

Park Hyo-jin

Baek Il-seob

Park Mu-sun

Kim Ae-kyung

Oh Mi-j

Jo Dal-hwan

Song Hyo-kuk

Ahn Hae-Suk

Ko-bong's Mother

Kim Myeong-kuk

Ko-bong's Father

Yoo In-young

Woo Wol-ran

Park Kyeong-hwan

Man in Back Suit

Kim Ki-hwan

Male Student