Uhm Hyo-seop

As Captain Kim

As General Murata

As Police

As Police Officer Jang

As Kim Jung-kyu

As On-duty teacher

As Jang Tae-soo (south korea)

As Senior Secretary for Economic Affairs

As President Yoon

As Lee Chang-geun

As Uhm Tae-woong

As Hong Yeong

As Yi Gae, Seung-yoo, Jong and Myeon's former teacher

As Choi Won-jae

As Park Jun Mo [So Yoon's father]

As Min Baek-sang

As Go Jae-woong

As Kang Sung-wook

As Han Jung-woo

As Park Mu-sol

As Park Moo-sung

As Oh Chul-min

As Yum-jong

As Da-jung's father

As Shin Il-young

As Prosecutor Hong Moo-Suk

As Politician Choi

As Park Gyeong-bae

As Kim Ho-Joon

As Yang Geuntak

As Jin Myung-ho

As Choi Suk-Moon

As Principal

As Kang

As Heo Jun

As Lee Seung-Hyoo

As Dr. Oh

As Lee Sang-Yeob

As Kim Hae-jin

As Shim Woo-Cheol

As Kim Kwi-Chang

As Kang Yi-Moon

As Ye Hyun-ho

As Cheon Min-goo

As Oh Wook-Hwan

As Eun Byeong-ho

As Won Doo-jung