Based on actual events that took place at Gwangju Inhwa School for the hearing-impaired, where young deaf students were the victims of repeated sexual assaults by faculty members over a period of five years in the early 2000s.
Kang In-ho
Seo Yoo-jin
Kim Yeon-doo
Jin Yoo-ri
Jeon Min-soo
Principal / Principal's Brother
Yoon Ja-ae
Park Bo-hyeon
Young-hoon
Attorney Hwang
Prosecutor
Judge
Police Officer Jang
Principal's Wife
In-ho's Mother
Sol-yi
Young-soo
Auto Repair Shop Owner
Professor Kim Jung-woo
Hostess 2
Courtroom Sign Language Interpreter
School Custodian
Broadcasting Station PD
Publishing Company Employee
Special Effects Supervisor
Props
Original Music Composer
Director
Screenplay
Novel
Producer
Digital Colorist
Editor
Production Sound Mixer
Storyboard
Key Grip
Director of Photography
Costume Design
Lighting Technician
Visual Effects
Line Producer
Sound Supervisor
Production Design
Camera Operator
Production Supervisor
Assistant Director
Sound Effects Designer
Makeup & Hair