Detalles[]
- Título: 괴물 OST
- Artista: Varios Artistas
- Género: Banda Sonora Original
- Idioma: Coreano
- Distribuidor: Music & New
Parte 1[]
- Artista: Choi Baek Ho (최백호)
- Fecha de lanzamiento: 27-Febrero-2021
- The Night
- The Night (Inst.)
Parte 2[]
- Artista: BIBI
- Fecha de lanzamiento: 06-Marzo-2021
- Timeless
- Timeless (Inst.)
Parte 3[]
- Artista: Car, The Garden
- Fecha de lanzamiento: 13-Marzo-2021
- Empty
- Empty (Inst.)
Parte 4[]
- Artista: Sunwoo Jung A
- Fecha de lanzamiento: 20-Marzo-2021
- 향해 (The Road)
- 향해 (The Road) (Inst.)
OST Completo[]
- Artista: Varios Artistas
- Fecha de lanzamiento: 27-Marzo-2021
- The Night - Choi Baek Ho (최백호)
- Timeless - BIBI
- Empty - Car, The Garden
- 향해 (The Road) - Sunwoo Jung A
- 괴물, 누구인가 (Who Is the Monster) - Ha Geun Young (하근영), Kim Ye Sol (김예솔)
- 괴물 Opening Title (Beyond Evil Opening Title) - Ha Geun Young (하근영), Kim Ye Sol (김예솔)
- 2000 Manyang - Ha Geun Young (하근영), Jo Eun Jung (조은정)
- Dongsik Knows - Ha Geun Young (하근영), Jo Eun Jung (조은정), Kim Ye Sol (김예솔)
- 내이름은 이동식 (My Name is Lee Dong Sik) - Ha Geun Young (하근영), Very Berry
- 10 Fingers Memory - Ha Geun Young (하근영), Jo Eun Jung (조은정)
- 사건 조사 (Case Investigation) - Ha Geun Young (하근영), Very Berry
- Possibility - Ha Geun Young (하근영), Seo Jung Bum (서정범)
- 깊어지는 의문 (A Deepening Question) - Ha Geun Young (하근영), Kim Ye Sol (김예솔)
- 괴물이 되어가는 사람들 (Those Who Become Monsters) - Ha Geun Young (하근영), Kim Ye Sol (김예솔)
- I Killed Her - Ha Geun Young (하근영), Jo Eun Jung (조은정)
- 고통의 기억 (Memory of Pain) - Ha Geun Young (하근영), Seo Jung Bum (서정범)
- 결정적 단서 (Decisive clue) - Ha Geun Young (하근영), Kim Ye Sol (김예솔)
- Emergency Arrest - Ha Geun Young (하근영), Jo Eun Jung (조은정)
- Track Down Murder - Ha Geun Young (하근영), Jo Eun Jung (조은정)
- Two Cops - Ha Geun Young (하근영), Jo Eun Jung (조은정)
- 20년 전에도, 지금도. (20 Years Ago and Now) - Ha Geun Young (하근영), Kim Ye Sol (김예솔)
- 무뎌진 슬픔 (Dull Sadness) - Ha Geun Young (하근영), Kim Ye Sol (김예솔)
- Lost Family - Ha Geun Young (하근영), Jo Eun Jung (조은정)
- Salon Fight - Ha Geun Young (하근영), Jo Eun Jung (조은정)