Jang Keun-suk

Sa Do-Chan / Baek Joon-Soo

Han Yeri

Oh Ha-Ra

Jung Woong-in

Geum Tae-Woong

Jo Hee-bong

Director Bong

Shin Do-hyun

So Eun-Ji

Lee Jeong-kil

Choi Jung-Pil

Kim Seo-ra

Ha-Ra's mother

Cha Yeob

Investigator Go

Choi Jae-won

Jung Do-Young

Go Wook

Manager Kim

Park Won-sang

Yang Ji-Soong

Lee Sae-bom

Kang Mi-ran