When the Weather Is Fine

Seo Kang-joon

as

Im Eun-seob

Park Min-young

as

Mok Hae-won

Moon Jeong-hee

as

Shim Myeong-yeo

Lee Jae-wook

as

Lee Jang-woo

Lim Se-mi

as

Kim Bo-young

Kim Hwan-hee

as

Im Hwi

Kim Young-dae

as

Oh Young-woo

Jin Hee-kyung

as

Shim Myeong-joo

Yang Hye-ji

as

Ji Eun-sil

Park Han-sol

as

Joo-hee

Nam Kee-ae

as

Yoon Yeo-Jung

Kang Shin-il

as

Im Jong-Pil

Lee Sun-hee

as

Choi Soo-Jung

Choo Ye-jin

as

Kwon Hyun-Ji

Lee Tae-hyeong

as

Bae Geun-Sang

Lee Bong-ryeon

as

Jang Ha-Nim