Song Hye-kyo

Kang Mo-yeon

Song Joong-ki

Yoo Shi-jin

Kim Ji-won

Yoon Myung-joo

Jin Goo

Seo Dae-young

Onew

Lee Chi-hoon

Kang Shin-il

Lieutenant General Yoon

Cho Tae-kwan

Daniel Spencer

Jo Jae-yun

Jin Young-soo

Hyun Jyu-ni

Doctor Pyo

Jeon Soo-jin

Ri Ye-hwa

Lee Seung-joon

Song Sang-hyun

Kim Min-seok

Kim Ki-bum

Ahn Bo-hyun

Sergeant Im Gwang-nam

David Lee McInnis

Argus

Lee Yi-kyung

Kang Min-jae

Kim Byong-chul

Park Byung-soo

Park Hwan-Hee

Choi Min-Ji

Elena Zhernovaya

Valentine

Jo Woo-ri

Jang Hee-eun

Tae In-ho

Han Seok-won