Full cast of The Art of Negotiation

Lee Je-hoon

Yoon Ju-no

12 episodes

Kim Dae-myung

Oh Soon-young

12 episodes

Sung Dong-il

Song Jae-sik

12 episodes

Jang Hyun-sung

Ha Tae-su

12 episodes

Oh Man-seok

Lee Dong-joon

12 episodes

Ahn Hyun-ho

Gwak Min-jung

12 episodes

Cha Kang-yoon

Choi Jin-su

12 episodes

Lee Chae-won

12 episodes

Lee Kyu-sung

12 episodes

Kim Jong-tae

12 episodes

Lee Suk-hyeong

12 episodes

Yang Jo-a

12 episodes

Hitomi Miyauchi

Haruka Hirose

2 episodes

Kwon Yu-ri

Song Ji-oh

2 episodes

Jang So-yeon

2 episodes

Son Jong-hak

2 episodes

Lee Rang-seo

[Employee]

2 episodes

Park Sang-jong

Dr. Park

2 episodes

Jin Ga-eun

Ha Tae-su's Daughter

1 episode