as Kim Dong-woo
as Nam-cheol
as Tae Baek-ho(10 eps)
as Taemin
as Park Kyung-wan(1 ep)
as Kang Joon-hee
as Sung-yeol
as Shim Ji-gu(16 eps)
as Kim Dong-woo(22 eps)
as Woo Gwang-ho (young)(1 ep)
as Lee Pil Yong [plane crash victim](1 ep)
as Cheol-won
as Park Sung-Bum(7 eps)
as Han Dong-hee(16 eps)
as Park Jin
as Choi Soo-pyo
as Park Hyo-Seob (young)(50 eps)
as Oh Jang-woo
as Park Kyung-wan(16 eps)
as Young Soo-tak
as Jo Jae-Hee(16 eps)
as Lee Jong-Soo(20 eps)
as Teri
as Production crew(4 eps)
as Young Seok-tae