as Ha Eun-gyeol (Young)

as Mun Seo-ha (young)

as Kim Seo-won

as Nam Young (child)

as Han Ha-joon

as Ye-joon

as Lee Ga-On

as Young Lee Gon / Lee Ji-hun

as Cha Hoon [Dal Gun's nephew / "6 Years Old"]

as Choi Joon-Woo (young)

as Da-song

as Da-song

as Baek Yi-Hyun (young)

as Oh Jung-woo (young)

as Yeon Ji-hoon

as [Dong Woo's son]