Hyde, Jekyll, Me

Goo Seo-jin / Robin

Jang Ha-na

Yoon Tae-joo

Min Woo-jeong

Gwon Young-chan

Ryu Seung-yeon

Dr. Kang Hee-ae

Chairman Goo Myeong-han

Han Joo-hee

Seong Seok-won

Choi Seo-hee

Director Kim

Detective Na Moo-jin

Lee Eun-chang

Cha Jin-joo

CEO Min

Park Hee-bong

Robin (Young)

Jang Ha-na (Child)

Jang Ha-na (Young)

Ahn Seong-geun

Jeong Man-sik

Yoo Tae-joon

Chairman Goo's secretary