Riven

So Ji-sub

as Kim Woo-hyun / Park Gi-young

Lee Yeon-hee

as Yoo Kang-mi

Uhm Ki-joon

as Jo Hyun-min

Kwak Do-won

as Kwon Hyuk-joo

Song Ha-yoon

as Choi Seung-yeon

Choi Daniel

as Park Ki-young

Kwon Hae-hyo

as Han Young-seok

Choi Jung-woo

as Shin Kyung-soo

Jang Hyun-sung

as Jeon Jae-wook

Jeong Dong-hwan

as Kim Seok-joon

Lee Ki-young

as Im Chi-hyun

Esom

as Shin Hyo-jung

Lee Won-keun

as Kwon Do-young

Jang Hang-jun

as Cameo

Im Ji-gyu

as Byeon Sang-woo

Jin Kyung

as Oh Yeon-suk

Dong Bang-woo

as Cho Gyeong-sin

Lee Jae-yoon

as Cho Jae-min

Park Ji-il

as Executive Moon

Kim Seung-o

as Shin Hyo-jung's fan

Kim Eun-hee

Writer

Lee Young Joon

Producer

Kim Hyung-sik

Director

Park Shin-woo

Director