Pemeran Who Is She!

Kim Hae Sook

as O Mal Sun

Pemeran Utama

Jung Ji So

as O Du Ri / Emily

Pemeran Utama

Jin Young

as Daniel Han

Pemeran Utama

Chae Won Bin (채원빈)

as Choi Ha Na

Pemeran Utama

Yoo Jung Hoo

as Park Gap Yong / Park Jun [Young]

Pemeran Pembantu

Jung Ji Yoon

as Kang Yeong Eun [GC Construction Team director]

Pemeran Pembantu

Kim Byung Ok

as [Mysterious taxi driver / Photographer]

Pemeran Pembantu

Yu E

as Olla [Idol trainee]

Pemeran Pembantu

Jang Seo Won

as Jay [Idol trainee]

Pemeran Pembantu

Lee Jee Hyeon

as Min A [Idol trainee]

Pemeran Pembantu

Seo Joon

as Park Yeong Seok [Restaurent chef]

Pemeran Pembantu

Cha Jae I

as Kim Ae Sim [Young]

Pemeran Pembantu

In Gyo Jin

as Choi Min Seok [Ji Suk's husband]

Pemeran Pembantu

Seo Young Hee

as Ban Ji Suk [Mal Sun's daughter]

Pemeran Pembantu

Cha Hwa Yun

as Kim Ae Sim [Daniel's aunt]

Pemeran Pembantu

Jeong Bo Seok

as Park Gap Yong [Mal Sun's old friend]

Pemeran Pembantu

Kim So Won

as Seo Chan Mi [Unis Entertainment's vocal director]

Pemeran Pembantu

Lee Hwa Kyum

as Li Na [Daniel's friend / Unis Entertainment's Performance & Marketing director]

Pemeran Pembantu

Shin Shin Ae

as Sin Sun Ae [Mal Sun's friend]

Pemeran Pembantu

Lee Dal

as Hoi An [Unis Entertainment's choreographer]

Pemeran Pembantu

Oh Ji Yeon

as Jun Hui [[Unis Entertainment's songwriter and producer]

Pemeran Pembantu

Kim Sung Won

as Park Ja Yeong [Gap Yong's son]

Pemeran Pembantu

Park Young Soo

as Park Yeong Jun [Yeong Seok's big brother]

Pemeran Pembantu

Shim Hyung Tak

as [F Music CEO] (Ep. 1)

Bintang Tamu

Kim Sung Yong

as [GC Construction Team director] (Ep. 2)

Bintang Tamu

Park Ju Ri

as [Boutique saleswoman] (Ep. 2)

Bintang Tamu

Sung Chang Hoon

as [Royal Salon manager - 50 years ago] (Ep. 2, 5)

Bintang Tamu

Kim Ji Yoo

as O Mal Sun [Child] (Ep. 2, 8)

Bintang Tamu

Jeong Wook

as [GC Construction CEO] (Ep. 2, 10, 12)

Bintang Tamu

Jang Ji Yong

as [Harasser] (Ep. 3)

Bintang Tamu

Kim Yoon Joo

as [Hair salon owner] (Ep. 3)

Bintang Tamu

Jang Yong Bok

as [Tracksuit man] (Ep. 5)

Bintang Tamu

Ma Jung Pil

as Kwak Seung Beom (Ep. 6)

Bintang Tamu

Tae Jin Ah

as [Himself / Singer] (Ep. 6)

Bintang Tamu

Choi Young Min

as [Interviewer] (Ep. 7)

Bintang Tamu

Choi Hui Seung

as [MNS PD] (Ep. 7)

Bintang Tamu

Yeo Min Goo

as Jang Hwan Min [Entertainment CEO] (Ep. 8)

Bintang Tamu

Noh Sung Eun

as [Vlogger] (Ep. 8-9)

Bintang Tamu

Choi Hye Seo

as Ban Ji Seok [Child] (Ep. 9)

Bintang Tamu

Bae Eun Woo

as [Show writer] (Ep. 9)

Bintang Tamu

Kang Hak Soo

as [Harasser diner] (Ep. 9)

Bintang Tamu

Park Jun Seok

as [Taesaja member] (Ep. 9)

Bintang Tamu

Kim Young Min

as [Taesaja member] (Ep. 9)

Bintang Tamu

Ahn Se Min

as Ban Seong Mun [Young] (Ep. 10)

Bintang Tamu

Kim Tae Hoon

as [Food researcher] (Ep. 10)

Bintang Tamu

Song Won Su

as [Diner] (Ep. 10)

Bintang Tamu

Lee Seung Jin

as [Reporter] (Ep. 11)

Bintang Tamu

Lee Young Jae

as [Reporter] (Ep. 11)

Bintang Tamu

Seo Ye Bin

as [Trainee]

Bintang Tamu

Park Jae Yeong

as Ban Seong Mun

Bintang Tamu

Kim Da Yeong

as [Photo girlfriend] (Ep. 10)

Bintang Tamu

Lee Ae Na

as [Cleaning lady] (Ep. 1, 11)

Bintang Tamu

Lee Hae Won

as Jeong Sik (Ep. 6)

Bintang Tamu

Heo Ye Seul

as [Park bench girl] (Ep. 4)

Bintang Tamu

Kim Do Yun

as Ban Ji Suk [Teen] (Ep. 3)

Bintang Tamu

Han Gyeong Mi

as [Restaurant employee] (Ep. 3)

Bintang Tamu

Hyeon Jeong

as [Boutique saleswoman] (Ep. 2)

Bintang Tamu

Song Ha Jin

as [Idol trainee]

Bintang Tamu

Hwang Geum Byul

as [Ji Suk's friend] (Ep. 1)

Bintang Tamu

Lee Yong Yi

as Jang Gwi Rye [Mal Sun's neighbor] (Ep. 1, 5-7)

Bintang Tamu

Choi Jung Woo

as Byeon Gang Seok [Gwi Rye's husband] (Ep. 1, 5-7)

Bintang Tamu

Shin Yeon Suk

as O Cheon Bun [Mal Sun's neighbor] (Ep. 1, 5-7)

Bintang Tamu

Ha Hyun Sang

as Cheon Ho [Mal Sun's first love] (Ep. 2-4)

Bintang Tamu

Cha Ye Jun

as [GC Construction's employee] (Ep. 3)

Bintang Tamu

Lee Kwang Hee

as Sang Ju [Cheon Ho's brother] (Ep. 3-4)

Bintang Tamu

Han Mi Ja

as [Tae Jin A's fan] (Ep. 6)

Bintang Tamu

Kim Ri Han

as [Kim Ae Sim's manager - 50 years ago] (Ep. 7, 11)

Bintang Tamu

Woo Do Im

as Yoo Ji An [Daniel's fan / stalker] (Ep. 9-11)

Bintang Tamu

Seo Ji Young

as Ha Yun Seol [Current wife of Ji Seok's father] (Ep. 10)

Bintang Tamu

Seo Eun Seo

as Ban Ji U [Yun Seol's daughter] (Ep. 10)

Bintang Tamu

Yoo Ok Joo

as [Ban Seong Mun's sister] (Ep. 10)

Bintang Tamu

Go Yoon Bin

as Ju Mi Jin [CEO of Vplus Media Group / Min Seok's first love]

Bintang Tamu

Park Yong Soon

Sutradara

Heo Seung Min

Screenwriter