Park Seo-jun as Yoon Hong-dae

IU as Lee So-min

Kim Jong-soo as Kim Hwan-dong

Ko Chang-seok as Jeon Hyo-bong

Jung Seung-kil as Son Beom-soo

Lee Hyun-woo as Kim In-seon

Yang Hyun-min as Jeon Moon-soo

Hong Wan-pyo as Jo Young-jin

Heo Joon-seok as Hwang In-kook

Lee Ha-nui as Byung Sam

Baek Ji-won as Sun-ja

Lee Ji-hyeon as Jin-joo

Hwang Do-yoon as Eun-hye

Park Hyeong-su as Representative Kim

Lee Eun-jae as Yu-mi

Lee Hae-woon as Jungle Producer Lee

Bin Chan-uk as Reporter

Kim Myeong-jun as Kim Chang-yeol

Kang Ha-neul as Park Seong-chan

Park Myung-hoon as Hae Mal-geun

Jun Suk-ho as Sun-ja's Boyfriend

Lee Yu-bi as Big Issue Cover Model

Park Moon-sung as Football Commentator

Jo Woo-jong as Newscaster

Jung Soon-won as Detective

Kim Il-jung as Entertainment Broadcasting Male MC

Han Jun-woo as Entertainment Company Staff

Yun Ji-on as Entertainment Company Staff

Song Yong-sik as Jungle Celebrity

Kim Nam-woo as Entertainer in the Jungle

Kim Han-sol as Japanese Football Player

Han Sang-chul as Homeless Soccer Club

Park Sung-jun as Playground Thug

Jang Gyeok-su as Ilyong Steel Red Champions Coach

Oh Min-joon as Underground Thug

Lee Seung-joon as Event Host

Nam Min-woo as Playground Thug