1x04 Episode 4

Ji Sung

Ha Woo-shin, Song Soo-hyun

Seo Ji-hye

Eun Hye-soo

Lee Soo-kyung

Kim Seo-hee

Heo Sung-tae

Choi Tae-sung

Oh Dae-hwan

Team A Leader Lee

Lee Kyung-young

Chairman Kwon

Hwang Jeong-min

Butler Kwon

Choi Deok-moon

Kang Hyuk-pil

Seo Hyun-woo

Kwon Hyun-jo

Park Hae-eun

Yoon Sun

Cho Seong-ha

Lee Chang-woo

Lee Si-won

Secretary Yoon

Shin Hyeon-seung

Lee Dong-rim

Woo Hyun-ju

Ms Oh

Go Yoon

Agent Park

Choi Chan-ho

Agent Kim

Lee Ho-chul

Manager Jeong

Cho Dong-in

Manager Lee

Jang Jin-hee

Special Agent Miss Lee

Won Tae-min

Special Agent Mr. Han

Lee Do-yeop

Special Agent Mr. Baek

Ahn Bo-hyun

Kwon Min-jo

Go Gyu-pil

Gong Dae-chul

Kim Jong-goo

Hwang Byung-chul

Yun Yoo-sun

Ha Young-shin [Woo-shin's mother]

Ha-min

Lee Dong-rim's mother

Jung Young-hoon

Team A agent

Han Sa-myeong

Team A agent Cha

Hwang Jin-hwan

Haesongwon security guard

Jo Hyun-wu

Song Soon-ho