You Seong-joo

as Lee Seo-yeol

as Yeom Tae-soo

as Team Manager

as Baek Ui-yong (3 episodes)

as Kim Young-il

as Chief Kwon

as Lee Hyun-oh (16 episodes)

as Shen Li

as Min Seong-bae

as Jeong-deok

as Cha Moon-hyeok (1 episode)

as Park Seong-do (12 episodes)

as Cho Tae-hak (12 episodes)

as Seo Young-hwan (16 episodes)

as Seok-yeol (1 episode)

as Mr. Hwang (8 episodes)

as Player 111 (3 episodes)

as Nam Sung-Beom (12 episodes)

as Yoo Han-il

as Lee Hyuk (10 episodes)

as Il-kyu