Lee Jang-woo

as Student

as Shin Jo-woon

as Heo Yoon-do

as Oh Soon-kyung

as David Choi

as Self

as Kuku (voice)

as Self

as Self

as Wang Dae-Ryook

as Park Cha-dol

as Park Tae-kang

as Woo Jae-hee

as Kim Seo-Hyun [Young]

as Seo In-woo

as Self - Host

as Kim Do-jin

as Self

as Mi-yeon's classmate

as Oh Ja-Ryong

as Jang-woo

as Self

as Self

as Self

as Self

as 宋瑾