Seo Sang-won

as Sun-ah's father

as Cho

as Governor

as Director Ji

as Congressman Park

as Choi Chan-gu

as Yoo Jin-tae

as Park Jin-guk

as A-young's husband

as Yoon Tae-hwa

as Doctor Kang [Soo Jin's father]

as Won Tae-kyeong

as Yoo Sun-Il

as Choi Jung Yun [Pilot]

as Jin-ju's father

as Go Jin-beom

as Professor Bong