Son Tae-young

as Kim Hyo-jung

Jang Keun-suk

as Park Won-jae

Jang Hee-jin

as Nam Bo-ram

Danny Ahn

as Seo Min-cheol

Yoo In-young

as Kang Jin-ah

Kim San-ho

as Jeong Eung-sok

Han Yeo-reum

as Jo Bi-ang

Woo Seung-min

as Huh Wook

Rie Young-zin

as Hanna

Kwon Jin-young

as Kyung-sook

Kim Jun-won

as Woo-sung

Hwang Seok-jeong

Oh Mi-yeon

as Hyo-jung's mother