Director Darren Aronofsky used unconventional methods to blur the lines between reality and the film's psychological thriller elements.
: Almost every scene features a reflective surface to emphasize Nina's fractured identity—until the climax, where the mirrors disappear as she finally "transforms" . Cisne Negro Drama, Thriller 2010 1h 48m 8
Natalie Portman’s transformation into Nina Sayers was a feat of extreme physical and financial commitment. Cisne Negro Drama, Thriller 2010 1h 48m 8
: The plan backfired because the two were already close friends; they ended up congratulating each other on the "praise" instead . Cisne Negro Drama, Thriller 2010 1h 48m 8
: Portman began training a full year before filming, even paying for her own lessons when the movie lacked funding .