Yoon Kyung-ho

as Cho Joong-hwan

as Kim Yong-kang

as Dong-oh

as Minister Yoon

as Embassy

as Director

as Cho Dong-bae

as Zhu Lingfang

as Lawyer Yang

as Mr. Yoon

as Dae-ho

as Sam-sik

as Ki-bae

as Doctor

as Chief Investigator

as Principal

as Hyun Seok-moon

as Bong Man-sik

as Mr. Yoon

as Sam-sik

as Seo Woo-sik

as Director Kim

8 eps

as Park Jin-cheol • 10 eps

as Park Jae-young • 12 eps

3 eps

3 eps

10 eps

as Han Yoo-rim • 8 eps

2 eps

as Oh Jeong-hwan • 10 eps

as Self • 3 eps

as Self • 1 eps

as Self • 1 eps

as Hwang Min-goo • 12 eps

as Self • 4 eps

as Oh Dong-ju • 16 eps

as Kim Doo-Sik • 2 eps

as Man-su • 16 eps

as Jung Yong-nam • 4 eps

as Kim Pan-ho • 16 eps

as Yoon Dong-hoon / Song Joon-soo • 3 eps

as Self - Host • 1 eps

as Self • 21 eps

as Nam Sin Bae [Team leader] • 1 eps

as Lee Ji-wook • 16 eps