Heartbreak Library

이동욱

Kim Joon Oh

이재용

Chairman Song

유진

Jo Eun-soo

기주봉

Hong-soo

Park Hwi-sun

law student

조아라

Sun-mi

유다인

neighbourhood girl

Jo Deok-hyeon

Mr. Kim (guard)

고수희

miss Paeng

정은표

pharmacist

Lee Jong-gu

psychiatrist

Cho Hyeon-woo

office employee

나현

Sleeveless

박휘순

Dorm Student

최원경

Monk