Dong-jin Park
Ryu
Yeong-mi Cha
Ryu's Sister (as Ji-Eun Lim)
Yu-sun (as Bo-bae Han)
Choi (as Dae-yeon Lee)
Driver Paeng
Chief of Staff (as Se-dong Kim)
Boss of Organ Trafficking Ring
Retarded Boy at River (as Seung-beom Ryu)
Detective Ji (as Dae-han Ji)
Detective Heo
Man 1
Man 2
Doctor 1
Doctor 2
Radio DJ
Delivery Boy
Dong-jin Park's ex-wife (as Lee Kan-Hee)
Husband of Dong-jin's ex-wife (as Jae-yeong Jeong)
Teenager 1
Teenager 2
Teenager 3
Teenager 4
Worker 1 (as Ik-tae Kim)
Worker 2 (as Oh Kwang-rok)
Worker 3
Worker 4
Chief of Staff's Wife
Old Man in Apartment
Ice Cream Worker
Young Ryu
Ryu's Sister Young
Driver Paeng's Son
Chief of Staff's Daughter (as Choi A-jin)
Choi's Daughter
Ex-wife's Baby
Bus Passenger (uncredited)