Jang Eui-soo

as Lee Hyun-woo (2 episodes)

as Na Se-ho

as Gang-su

as Sang-chan (2 episodes)

as Nam Jin (16 episodes)

as Kang-gook

as Previsual man

as Do Bo-hyun (12 episodes)

as Choi Jung Woo

as Trainer

as Choi Jung-woo (8 episodes)

as Lee Tae Kyung (12 episodes)

as Kim Tae-hyung

as Kim Tae Hyung (8 episodes)

as Seung-jin

as Seung-jin

as [University track team member]

as University track team member (1 episode)

as Exorcist (12 episodes)

as Kang-gook (8 episodes)

as Lee Seung-yong (16 episodes)

as Woo-jin 106

as Kim Myeon-soo