송지호

Hong Dae-il

Jeremy

Im Geum

Seo Jung-min

Kim Gun Woo

[Radio Show host]

Gi-won

Shin Jong-Shik

Choi Jung Hoon / "Alex" [Barro, Service Care Team]

Nam Dong Goo

Jin Soo

Go Myung Suk

Min Kook

Kang Jun Ho

Park Sun-chang

Won Ju Seok

[I Na's stalker]

Chun Min Gyu

Lee Woo Sung [Hae Sung's brother, firefighter]

Jae-yeon

Seo Yo Han

Nakamura

Jae-chil

Beom Suk

Lee Dong Geun