Season 1

You Chea-myung

Ki Choon-ho

Nam Kee-ae

Madame Jin

Shin Hyun-been

Ha Yoo-ri

Choi Dae-hoon

Secretary Hwang

Ryu Kyung-soo

Han Jong-koo

Yoon Kyung-ho

Heo Jae-man

Kim Yeong-hun

Park Shi-kang

Jang Jae-ho

Lee Hyung-chan

Jung Hee-tae

Team Leader Seo

Choi Gwang-il

Choi Pil Soo [Do Hyun's father]

Han Kyu-won

Choi Kyung-ho / Mark Choi

You Seong-joo

Law firm head

Song Young-chang

CEO Oh

Lee Jun-ho

Choi Do-hyun

Lee Ki-hyuk

Lee Hyun-joon

Kim Seong-hoon

Seong Joon-sik

Kim Gwi-seon

Kim Seong-jo

Kim Cheol-kyu

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