Kim Jae-joong

as Choi Hyun

as Shin Jae-joon

as Kim Kyung-tak

as Cha Moo-won

as Bong Pil

as Hero Jaejoong

as Lee Goon

as Kim Seon-woo

as Self

as Park Seonsu / "Doctor"

as Self (as Youngwoong/Hero Jaejoong)

as Heo Young-dal / Jang Dong-chul

as Planet Master [Final Live]

as Self

as Myung-jin

as Jaejoong

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self

as Self - Host

as Guest

as Self

as Self - Mentor