Hae-su
Ji-ho
Choi Hee-joon
Lee Han-bong
Dong-hwan

Prince Kangnyeong

Young Shin-jae / Kang Hyun-min

Young Moon Gang-tae

Cha Hoon [Dal Gun's nephew / "11 Years Old"]

Heo Im [Young]

Kyung Ho

Jung Ki-ho

Kim Yi-joon

Cha Min Hoo [Young]

Kim Ji Hoon

Lee Young-joon / Lee Sung-hyun

Han Jun-woo

Ban Joo-yeon adolescente

Kim Soo-hyeon (niño)

Self

Son Jun-yeong (Eps 2, 3)

Cheon Sang-hak (teen)