Kim Sung-su

as Major Park Dae-suh

as In-cheol

as Yoo Min-hyuk

as Dong-ki

as Oh Seung-won

as Self (cameo)

as Jung-Woo

as Jon

as Self

as Sim Seok-hun

as Self

as Self

as Jeong-hwan

as Lee Soo-hwan

as Park Ki-tae

as Ik-seong

as Yoon Suk-Ki / Alex Yoon

as Hwang In-Woo

as Ahn Do Young

as Park Hee-soo

as Kim Jung-wook

as In-ho Lee

as 벡터맨 이글