as Baseball Team Manager
as Jun-ho
as Ah-gwi's Thug
as Jung-san
as Yuk-son
as Boss
as Gi-hoon
as Hae-soo
as Manager
as Ho-chul
as Sung-hyun
as Fitness trainer
as Jung Ji Sub's friend
as Critic
as Byun Jung Hoo
as Park Min-guk
as Choi Doha
as man in charge
as Lee Jung-yeol
as [Ho Su's father]
as Lee Sang-in
as Bae In-cheol
as Namgung I-hwan
as Seo Cheong-myeong
as Director Sa
as Park Dong-ah
as Jun-ki
as Lee Dae-chan
as Lee Seo-joon
as Choi Sang-rok
as Kang Woo-il
as Cha Eun-Seok
as Seok Do-hoon