The "English Dub" refers to the version prepared for international markets, particularly the United States and the UK, where the original German dialogue was replaced with English voice actors.

Unlike earlier Hollywood versions that sometimes deviated into "good vs. evil" tropes, the 2015 film is noted for its loyalty to the source material. It captures the stark contrast between the liberating purity of the Swiss Alps and the restrictive, often suffocating atmosphere of 19th-century Frankfurt. Visual Authenticity