While the film was exclusively released with its original Korean audio track in many international territories, certain Blu-ray and DVD versions include English dubbing. Retailers and libraries note that these versions feature either "Korean dialogue or English dubbed dialogue". One Blu-ray release in particular has been identified as including two separate English Dub tracks.
Scripts are often adjusted so that the dialogue matches the lip movements of the original Korean actors, which can sometimes alter the nuance of the social commentary. Technical and Legal Context Train To Busan English Audio File -