as Yoon Shi-young
as Tsukamoto
as Teenager SukHwan
as Hyun-jae
as Seo Yoon-soo
as Geun-shik
as Young Joon-ho / Joon-ho's Son
as Chong Yoon-jae
as Lee Soon-shin
as Dong Joo-hyuk
as Lee Sun ho & Lee Dong-wook
as Chae Soo
as Cha Yeong-ku
as κΉμν
