In many regions, films are dubbed to make them accessible to local audiences. A "dual audio" file allows the viewer to toggle between the original English track and a dubbed language (such as Hindi, Spanish, or Japanese). For Triangle , the original English audio is highly recommended because the film relies on subtle vocal shifts and breathing patterns to convey panic and dissociation. The score by Christian Henson is also a critical component, using discordant strings to heighten tension—something best appreciated in the original audio mix.