Lee Su-an (played by Han Hae-in) is a protagonist in Heavy Snow.
Lee Yoon-seol (played by Han So-hee) appears in Heavy Snow.
Ji-seon (played by Kim Geu-lim) appears in Heavy Snow.
Jong-su (played by Hwang Yong-wook) appears in Heavy Snow.
Seung-jun (played by Roh Yang-ho) appears in Heavy Snow.
Min-hyeong (played by Lee Kwang-youn) appears in Heavy Snow.
Director Jang (played by Jang Hyuk-jin) appears in Heavy Snow.
Hyeong-sik (played by Kang Hong-suk) appears in Heavy Snow.
