While your copy likely contains the full theatrical cut, different versions exist across the globe:
The most "interesting piece" regarding your specific version of Django Unchained is likely the fact that the film you are watching was significantly altered for different international markets.
: A fun linguistic fact to keep in mind while watching the subtitles: the "D" in Django is silent because it originates from Romani , where the "dj" spelling is used to represent the "j" sound.
: Your subtitles will frequently display racial slurs and depict graphic violence. These elements were so central to the film that they sparked massive debate among critics and historians regarding whether a "genre film" (a Spaghetti Western style) was an appropriate medium for depicting the horrors of slavery.