Hwang Jung-min as Lim Deok-gyu

Yu Jun-sang as Lee Sang-hoon

Yoon Je-moon as Shin Jae-seok

Lee Yo-won as Hong Gyu-min

Ji Woo as Lim Soo-bin

Park Jeong-min as Young Lim Deok-gyu

Kim Tae-hyung as Young Lee Sang-hoon

Park Doo-sik as Young Shin Jae-seok

Jung Woong-in as Son Jin-ho

Lee Jeong-hyeok as Young Son Jin-ho

Kang Shin-il as Director Jo

Lee Cheol-min as Ahn Yong-cheol

Wi Yang-ho as Jason

Seo Beom-sik as Choi Joong-man

Park Jin-woo as Jang Jun-su

Park Ji-hoon as Jeong Sang-ho

Jang Ji-yong as Referee

Choi Hyo-eun as Eun-soo

Jeong Bong-yeon as Baek Seung-kwan

Yang Hae-gil as Park Chul-su

Choi Choon-beom as Min Young-gi