Pemeran Whisper

Lee Bo Young (이보영)

as Shin Young Joo

Pemeran Utama

Lee Sang Yoon

as Lee Dong Joon

Pemeran Utama

Kwon Yul (권율)

as Kang Jung Il

Pemeran Utama

Park Se Young (박세영)

as Choi Su Yeon

Pemeran Utama

Kim Gab Soo

as Choi Il Hwan

Pemeran Pembantu

Kim Hong Pa

as Kang Yoo Taek

Pemeran Pembantu

Kim Hae Sook

as Kim Sook Hee

Pemeran Pembantu

Lee Hyun Jin

as Park Hyeon Soo

Pemeran Pembantu

Kang Shin Il

as Shin Jang Ho

Pemeran Pembantu

Heo Jae Ho

as No Gi Yong

Pemeran Pembantu

Kim Seo Ra

as Jeong Mi Kyeong

Pemeran Pembantu

Moon Hee Kyung

as Yun Jeong Ok

Pemeran Pembantu

Kim Roi Ha

as Baek Sang Goo

Pemeran Pembantu

Jo Dal Hwan

as Cho Gyeong Ho

Pemeran Pembantu

Yoon Joo Hee

as Hwang Bo Yun

Pemeran Pembantu

Jung Yi Yeon

as Jo Yeon Hwa

Pemeran Pembantu

Kim Hyung Mook

as Song Tae Gon

Pemeran Pembantu

Kim Chang Wan

as Lee Ho Beom

Pemeran Pembantu

Won Mi Kyung

as Ahn Myung Sun

Pemeran Pembantu

Jo Seong Yun

as Lee Dong Min

Pemeran Pembantu

Chae Dong Hyun

as Detective Bae

Pemeran Pembantu

Yang Seung Geol

as [Doctor]

Pemeran Pembantu

Jo Jae Ryong

as Yoo Jong Soo

Pemeran Pembantu

Kim Kwang Sub

as [Detective]

Pemeran Pembantu

Lee Sung Hye

as Lee Sang Mi [Secretary]

Pemeran Pembantu

Shin Ki Won

as Detective Kim Jin Cheol

Pemeran Pembantu

Jang Nam Boo

as [Police chief]

Pemeran Pembantu

Jeon Gook Hwan

as Jang Hyeon Guk

Bintang Tamu

Lee Ji Hoon (이지훈)

as Choi Il Hwan [Young]

Bintang Tamu

Lee Si Eon (이시언)

as Kang Yoo Taek [Young]

Bintang Tamu

Jo Jae Hyun

as Lee Tae Joon

Bintang Tamu

Seo Ji Hye (서지혜)

as Choi Yeon Jin (ep17)

Bintang Tamu

Park Jung Woo

as [Chief Presidential Secretary]

Bintang Tamu

Jo Kyung Sook

as Choi Sun Young [Blue Dragon Electronics President]

Bintang Tamu

Jung Kang Hee

as [Courier]

Bintang Tamu

Seo Eun Sol

as Shin Young Joo [Young]

Bintang Tamu

Jin Hyun Kwang

as [Attorney]

Bintang Tamu

Jung Dong Geun

as Chief Woo

Bintang Tamu

Kim Chul Yoon

as [Gi Yong's subordinate]

Bintang Tamu

Choi Hong Il

as Kim Sung Shik

Bintang Tamu

Lee Yoon Jae

as [Inspection team staff]

Bintang Tamu

Jo Seung Yun

as [Lawyer at Taebak](Ep.5)

Bintang Tamu

Lee Joo Bin (이주빈)

Bintang Tamu

Eum Moon Suk

Bintang Tamu

Jeon Min Hyup

as [Reporter] (Ep. 7)

Bintang Tamu

Gaemi

Composer

Lee Myung Woo

Sutradara

Park Kyung Soo

Screenwriter