Yang Ik-june as Hyun Taek-ki

Jeon Hye-jin as Gang-sun

Jung Ga-ram as Se-yun

Bang Eun-hee as Boy's Mother

Kim Sung-kyun as Bong-yeon

Inan as Boy's Father

Baek Ji-won as Member of Dongin

Choi Hee-jin as Doctor

Kim Jong-soo as CEO of Dongin

Lee Eun-joo as Member of Dongin

Lee Jae-woo as Member of Dongin

A-in as Part-time Worker

Kim Sung-ho as [After school student]