The K2

Ji Chang-wook

Kim Je-Ha

Song Yun-ah

Choi Yoo-Jin

Yoona

Ko An-Na

Cho Seong-ha

Jang Se-Joon

Kim Kap-soo

Park Gwan-Soo

Lee Jung-jin

Choi Sung-Won

Son Tae-young

An-Na's Mother

Shin Dong-mi

Kim Dong-Mi

Park Geon-Rak

Public Prosecutor

Lee Yea-eun

Jang Mi-Ran

Lee Jae-woo

Lee Sung-Kyu

Jeon Bae-soo

Joo Cheol-Ho

Song Kyung-chul

Song Young-Choon

Park Soon-cheon

Sung Won's Mother

Lee Cheol-min

Kwan Soo's Secretary

Ko In-beom

Kook Chae Wan

Lee Yoo Joo

Young Go An-Na

Yeom Hye-ran

An-Na's Housemaid

Ju Seok-tae

Notary

Kim Bo-mi

Girl who took a Selfie

Lee Han-wi

Blue House Chief of Staff

Cho Dong-hyuk

JSS Special Division Leader

Shin Dong-hoon

Kim Ki Ja

Jung Ji-young

No Ji Yun