Pemeran Entertainer

Ji Sung (지성)

as Shin Suk Ho

Pemeran Utama

Lee Hye Ri (이혜리)

as Jung Geu Rin

Pemeran Utama

Kang Min Hyuk

as Jo Ha Neul

Pemeran Utama

Chae Jung An (채정안)

as Yeo Min Joo

Pemeran Utama

Gong Myoung (공명)

as Kyle Lee / Lee Bang Geul [Band member]

Pemeran Pembantu

Lee Tae Sun

as Na Yun Soo [Band member]

Pemeran Pembantu

Shin Seong Ha

as Seo Jae Hoon [Band member]

Pemeran Pembantu

Jung Man Sik

as Jang Man Sik [Songwriter]

Pemeran Pembantu

Ahn Nae Sang

as Director Byun

Pemeran Pembantu

Heo Jun Seok

as Kim Joo Han

Pemeran Pembantu

Jang Won Young

as Mr. Ma [Reporter]

Pemeran Pembantu

Cho Yun Seo

as Lee Ji Yeong

Pemeran Pembantu

Lee Rang Seo

as [Female college student]

Pemeran Pembantu

Choi Min Yeong

as Lee Kyung Soo

Pemeran Pembantu

Park Myung Shin

as [Jo Ha Neul’s mother]

Pemeran Pembantu

Jeon Noh Min

as Lee Joon Seok [KTOP's CEO]

Pemeran Pembantu

Jung Kyu Soo

as [Suk Ho's father]

Pemeran Pembantu

Ahn Hyo Seop (안효섭)

as Kim Jin U [Jackson's leader]

Pemeran Pembantu

Seong Byung Sook

as [Seok Ho's mother]

Pemeran Pembantu

Jo Bok Rae

as Jo Sung Hyun [Ha Neul's late brother]

Pemeran Pembantu

Maeng Sang Hoon

as [Jae Hoon's father]

Pemeran Pembantu

Choi Ji Na

as [Jae Hoon's mother]

Pemeran Pembantu

Jo Yeon Ho

as Na Chan Hee [Yun Soo's son]

Pemeran Pembantu

Kim Kyung Ryong

as [Ji Yeong's father]

Pemeran Pembantu

Kim Ho Chang

as [Manager]

Bintang Tamu

Tae Hang Ho

as [Accident victim]

Bintang Tamu

Sung Ji Ru

as Sound Source Broker Kim (Ep. 1-2)

Bintang Tamu

Lee Han Wi

as [Broadcasting company director](Ep. 1)

Bintang Tamu

Choi Sung Min

Bintang Tamu

Jo Jae Ryong

Bintang Tamu

Park Shin Hye (박신혜)

as Miss Park (Ep. 3)

Bintang Tamu

Min Do Hee

as [Luna Ex-KTOP Trainee/Twinkle] (Ep. 4)

Bintang Tamu

Kim Ki Ri

as (Ep.4)

Bintang Tamu

Seo Kang Jun (서강준)

as Lee Sang Won (Ep. 7-8)

Bintang Tamu

Oh Jung Se

as [Prosecutor] (Ep. 7)

Bintang Tamu

Ahn Suk Hwan (안석환)

as [Psychiatrist](Ep.6)

Bintang Tamu

Kwon Hae Hyo

as [Entertainment Station chief] (Ep. 6)

Bintang Tamu

Jo Eun Ji

as Manager Jo (Ep.10)

Bintang Tamu

Zhou Mi

as [The Show MC](Ep.7)

Bintang Tamu

Ken

as [The show MC] (Ep. 7)

Bintang Tamu

Kim So Hye

as Choi Ga Eun (Ep.11-12)

Bintang Tamu

Park Ji Yoon

as [Interviewer](Ep.7)

Bintang Tamu

Jung Ye Rin

as [The Show MC] (Ep. 7)

Bintang Tamu

Lee Hyun Woo

as Choi Jun Ha (Ep.14)

Bintang Tamu

Park Eun Bin (박은빈)

as Soo Hyun [Drummer] (Ep. 18)

Bintang Tamu

Jung Chan

as [Wild Entertainment CEO](Ep.17-18)

Bintang Tamu

Park Young Soo

as [CF director] (Ep. 17)

Bintang Tamu

Im Do Hwa

as [The Show MC] (Ep. 18)

Bintang Tamu

Kim Jae Il

Bintang Tamu

Dong Yoon Seok

Bintang Tamu

J.Vin

as Jackson band member

Bintang Tamu

Sun

as Jackson band member

Bintang Tamu

Sign

as Jackson band member

Bintang Tamu

J.Jun

as Jackson band member

Bintang Tamu

Kim Min Hyuk

as Jackson band member

Bintang Tamu

Joey Albright

as [Top investor]

Bintang Tamu

Lee Seung Hyub

as [MC](Ep.18)

Bintang Tamu

Kwon Na Ra

as Song Hee (Ep.1)

Bintang Tamu

Ha Kyung Min

Bintang Tamu

Lee Tae Gyeom

as (Ep.2)

Bintang Tamu

Lee Ha Joon

as (Ep.2)

Bintang Tamu

Han Dong Hwan

Bintang Tamu

Yoon Gi Won

as PD

Bintang Tamu

Kim Ji Eun (김지은)

as [Female student]

Bintang Tamu

Park Do Joon

as (Ep.2)

Bintang Tamu

Lee Chae Kyung

as [Lawyer] (Ep.1)

Bintang Tamu

Seo Kwang Jae

Bintang Tamu

Jo Wan Ki

as [Composer]

Bintang Tamu

Seol Chang Hee

Bintang Tamu

Lee Seo Young

as [K-Top singer]

Bintang Tamu

Jang Hang Joon

as [Ha Neul's drama director] (Ep. 18)

Bintang Tamu

Hong Sung Chang

Sutradara

Lee Gwang Young

Sutradara

Yoo Young Ah

Screenwriter

Park Chan Min

as [Himself]

Bit part

Kim Kwang Hyun

as police officer

Bit part