Sleep

Jung Yu-mi

Soo-jin

Lee Sun-kyun

Hyun-su

Kim Guk-hee

Min-jung

Lee Kyung-jin

Soo-jin's Mother

Yoon Kyung-ho

Doctor

Kim Keum-soon

Shaman

Kim Jun

Jin-hyeok

Lee Dong-chan

Park Chun-gi

Park Hyun-jeong

Nurse

Oh Yoon-soo

Drama Actress

Hong Ha-na-im

Receptionist

Kim Nam-woo

Soo-jin's Co-worker