Red Balloon

Seo Ji-hye

as

Cho Eun-gang

Lee Sung-jae

as

Ji Nam-cheol

Hong Soo-hyun

as

Han Ba-da

Lee Sang-woo

as

Ko Cha-won

Jung Yoo-min

as

Jo Eun-san

Yoon Mi-ra

as

Na Gong-ju

Yoon Joo-sang

as

Ko Mul-sang

Lee Bo-hee

as

Yang Ban-sook

Jung Bo-seog

as

Cho Dae-bong

Kim Hye-sun

as

Ko Geum-a

Choi Dae-chul

as

Cho Dae-geun

Seol Jung-hwan

as

Kwon Tae-gi