Pemeran The Art of Negotiation

Lee Je Hoon (이제훈)

as Yun Ju No

Pemeran Utama

Kim Dae Myung (김대명)

as O Sun Yeong

Pemeran Utama

Sung Dong Il

as Song Jae Sik

Pemeran Utama

Jang Hyun Sung

as Ha Tae Su

Pemeran Utama

Oh Man Seok

as Lee Dong Ju

Pemeran Utama

Ahn Hyun Ho

as Kwak Min Jeong

Pemeran Utama

Cha Kang Yoon

as Choi Jin Su

Pemeran Utama

Park Hyung Soo

as Kang Sang Bae [Yoomin Investment director]

Pemeran Pembantu

Lee Chae Won

as Ji Yeon U [Bium D & I CEO]

Pemeran Pembantu

Lee Kyu Sung

as Im Hyeong Seop

Pemeran Pembantu

Kim Jong Tae

as Cho Beom Su [Sanin Group executive]

Pemeran Pembantu

Jang Ho Il

as Choi Dong Gyu [Sanin Group executive]

Pemeran Pembantu

Choi Bum Ho

as Park Tae Ho [Sanin Group executive]

Pemeran Pembantu

Jung Suk Yong

as O Chi Yeong [Sanin Group executive]

Pemeran Pembantu

Sung Yeo Jin

as Min Hye Seong [Sanin Group executive]

Pemeran Pembantu

Kim Hak Seon

as Kim U Cheol [Sanin Group executive]

Pemeran Pembantu

Yang Jo Ah

as Ji Eun

Pemeran Pembantu

Jang In Sub

as Cha Ho Jin [Cha Cha Games CEO]

Pemeran Pembantu

Lee Si Hoon

as Do Han Cheol [DC Games CEO]

Pemeran Pembantu

Lee Hannury

as Jennie [Game & Entertainment analyst]

Pemeran Pembantu

Han Do Yi

as Sin Ji Su [Jae Sik's secretary]

Pemeran Pembantu

Song Jae Ha

as Kim Jae Ha (Ep. 1)

Bintang Tamu

Yook Hyun Suk

as Yuk Hyeon Suk (Ep. 1)

Bintang Tamu

Lee Yoon Hee

as [Realtor] (Ep. 1)

Bintang Tamu

Park Jin Yeong

as [Market vendor] (Ep. 1)

Bintang Tamu

So Yun Ho

as [Apartment buyer] (Ep. 1)

Bintang Tamu

Kim Cho Rok

as [Apartment buyer] (Ep. 1)

Bintang Tamu

Kim Soo Yeon

as [Apartment sales staff] (Ep. 1)

Bintang Tamu

Jang Yong Chul

as [Taxi driver] (Ep. 1, 3)

Bintang Tamu

Yoon Je Moon

as Lee Hun Min [Sanin Construction CEO] (Ep. 2)

Bintang Tamu

Kim Song Il

as Lee Jeong Eum [Sanin Construction vice-president] (Ep. 2)

Bintang Tamu

Kim Da Hwin

as Ju Yong (Ep. 2)

Bintang Tamu

Jin Ga Eun

as [Tae Su's daughter] (Ep. 2)

Bintang Tamu

Choi Eun Yool

as [Tae Su's daughter] (Ep. 2)

Bintang Tamu

Jo Min Wook

as [Bium CFO] (Ep. 2)

Bintang Tamu

Kim Young Ok

as {Apartment resident] (Ep. 2)

Bintang Tamu

Kim Chang Hwan

as [Sanin Construction employee] (Ep. 2)

Bintang Tamu

Kim Kye Hyung

as [Sanin Construction employee] (Ep. 2)

Bintang Tamu

Cha Se Yeon

as [Sanin Construction employee] (Ep. 2)

Bintang Tamu

Park Sang Jong

as Dr. Park (Ep. 2, 8)

Bintang Tamu

Kim Ji Min

as Park Eun Chae (Ep. 2, 8)

Bintang Tamu

Park In Young

as [Appliance saleswoman] (Ep. 3)

Bintang Tamu

Myung Seok Geun

as [Cha Cha Games employee] (Ep. 3-4)

Bintang Tamu

Kim Seoung Woo

as [Cha Cha Games employee] (Ep. 3-4)

Bintang Tamu

Lee Suk Hyeong

as [Cha Cha Games employee] (Ep. 3-4)

Bintang Tamu

Jung Eui Soon

as [Restaurant owner] (Ep. 4, 7)

Bintang Tamu

Hong In

as Yun Ju Seok (Ep. 6)

Bintang Tamu

Yang Jae Sung

as [Go player] (Ep. 6)

Bintang Tamu

Park Jong Hwan

as [Prosecutor] (Ep. 7)

Bintang Tamu

Kim Yong Jun

as [Dolphin Hotel CEO] (Ep. 8)

Bintang Tamu

Kim Gyu Do

as [Employee] (Ep. 9)

Bintang Tamu

Im Ji Hyun

as Jeong Hwa (Ep. 9-10)

Bintang Tamu

Oh Ryoong

as Choi Seong Il (Ep. 9-10)

Bintang Tamu

Jang So Yeon

as Jung Bon Ju (Ep. 9-10)

Bintang Tamu

Son Jong Hak

as Lee Hyeong Taek (Ep. 9-10)

Bintang Tamu

Song Ok Sook

as [Sun Yeong's mother] (Ep. 9-10)

Bintang Tamu

Park Sang Hyun

as [Caddie] (Ep. 9-10)

Bintang Tamu

Lee Rang Seo

as [Employee] (Ep. 9-10)

Bintang Tamu

Park Yong

as Choi Yong Seok (Ep. 10)

Bintang Tamu

Kim Sang Bo

as Han Gil Su (Ep. 10)

Bintang Tamu

Park Hyuk Kwon

as Ko Byeong Su [CEO] (Ep. 11-12)

Bintang Tamu

Kim In Kwon

as [Committee member] (Ep. 11-12)

Bintang Tamu

Yeon Bo Ra

as [Funeral attendee] (Ep. 12)

Bintang Tamu

Lee Sung Jae

as Mr. Jang

Bintang Tamu

Im Jin Hyo

as Theo [Director of Samuel Fund]

Bintang Tamu

Heo Jung Do

as Mr. David

Bintang Tamu

Jeon Seok Chan

as [Jae Sik's secretary]

Bintang Tamu

Kil Hae Yeon

as [Min Jeong's mother]

Bintang Tamu

Ahn Pan Seok

Sutradara

Kwon Yu Ri (권유리)

as Song Ji O [CEO of DADO Resort]

Cameo

Miyauchi Hitomi

as Hirose Haruka [Shimizu employee]

Cameo

Aoki Munetaka

as Naito Senichi [Shimizu factory head]

Cameo