The Silenced

Park Bo-young

Joo-ran

엄지원

Kato Sanae

박소담

Yeon-deok

Kong Ye-ji

Yuka

심희섭

Kenji

고원희

Shizuko

금새록

Naoko Oyama

주보비

Kihira

Park Seong-yeon

Counselor

박주희

Joo-ran's Mother

Park Se-in

Eguchi

목규리

Akimi Kimoto

김동현

Driver

Lee Ye-eun

Center

Kim Soo-bin

Kokomi Yasuda

조련

Home economics teacher

공대유

Japanese soldier (voice)