as Byung-ju
as Control M
as Oh Seong-Hoon
as Doctor
as Teacher
as Oh Yun-sang
as Lee Chong Seop
as Prosecutor Kang
as 40s man
as Cho Sang-cheol
as Baek Young Cheol
as Ki-jun's Father
as Cho Jun-mo
as Choi Sang Ho [Security personnel]
as Dr. Han
as Kwon Hyeok-joo
as Prosecutor Im
as Mr. Lee
as Jin Dae-soo
as Han Si-won
as Ha-Neul's high school teacher
as Shim Deok-Chul [Young]
as Glasses company staff
