
It will explode if it exceeds 100db. A former Naval officer with a dark past must face off against an insurgent with a sound sensitive bomb.
Does Decibel have end credit scenes?
No!
Decibel does not have end credit scenes. You can leave when the credits roll.
Explore the complete cast of Decibel, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Park Byung-eun
Cha Young-han

Kang Kyung-hun
Manager

Jeong Woo-hyuk
Chief of Naval Staff

Lee Jong-suk
Jeon Tae-seong

Lee Sang-hee
Jung Yoo-jung

Jo Dal-hwan
Roh Jung-sub

Lee Min-ki
Hwang Young-woo

Kim Seul-ki
Han Mi-nyeo

Kim Rae-won
Kang Do-young

Cha Eun-woo
Jeon Tae-ryong

Jo Yeon-woo
Dae-woo

Jung Sang-hoon
Oh Dae-oh

Woo Ji-hyeon
Kim Yoo-taek

Jeon Ah-hee
Teacher

Park Jin-soo
Minister

Moon Seong-hwan
Soccer Referee 4

Na Hyun-woo
Sung-woo

Shin Yun-ju
Kang Seol-yeong

Cho Kang-hyuk
Ship crew
Discover where to watch Decibel online, including streaming platforms, rental options, and official sources. Compare reviews, ratings, and in-depth movie information across sites like IMDb, TMDb, Wikipedia or Rotten Tomatoes.
See how Decibel is rated across major platforms like IMDb, Metacritic, and TMDb. Compare audience scores and critic reviews to understand where Decibel stands among top-rated movies in its genre.
Decibel delivers a high‑octane experience anchored by strong performances and effective tension, though it is hampered by a convoluted narrative and uneven pacing. The action set‑pieces and the innovative sound‑driven bomb concept provide visceral excitement, while the cinematography and editing maintain momentum for most of the 110‑minute runtime. Overall, the film’s strengths in craft and character outweigh its structural flaws, resulting in a solid, repeat‑viewable thriller for genre fans.
The Movie Echo Score Breakdown for Decibel
Art & Craft
In terms of direction and visual execution, Decibel sustains a brisk rhythm through tightly edited action sequences and competent cinematography that capture the film’s kinetic energy. While the production design grounds the military setting effectively, moments of rapid cutting create occasional disorientation, hinting at a need for more polished pacing. The overall craftsmanship remains competent and supports the film’s high‑stakes premise.
Character & Emotion
When evaluating character work, the cast delivers notable performances, particularly Cha Eun‑woo’s nuanced portrayal that balances vulnerability with determination, and Kim Rae‑won’s solid heroism. Supporting actors contribute credible brotherly dynamics, enhancing emotional stakes. Nonetheless, some reviewers note overacting and wooden delivery in secondary roles, which detracts from overall empathy. In sum, the central performances elevate the drama despite uneven ensemble depth.
Story & Flow
The narrative presents a high‑tension premise centered on a sound‑triggered bomb and familial sacrifice, which many find emotionally resonant. The plot maintains suspense through well‑timed twists and clear stakes, yet it also layers multiple sub‑plots that some viewers describe as excessive, leading to occasional confusion and perceived padding. Overall, the story succeeds in engaging viewers despite structural clutter.
Sensory Experience
The film’s auditory design plays a central role, using the bomb’s sound cue to heighten tension and deliver a distinctive sensory hook. Complementary score and sound effects reinforce the action’s intensity, while the visual palette leans toward muted tones that underscore the gritty atmosphere. Though the rapid visual rhythm can feel chaotic, the overall sensory package effectively immerses the audience.
Rewatch Factor
The engaging action set‑pieces and the novel bomb concept give Decibel replay appeal for viewers who enjoy kinetic thrillers. Strong central performances encourage revisiting character arcs, while the suspenseful pacing rewards multiple viewings to appreciate plot nuances. However, the film’s length and occasional narrative clutter may diminish enthusiasm on repeat watches for some audiences. Overall, it offers a solid, if not flawless, rewatch value.

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