Songstress Rita Ora is set to play Christian Grey's sister Mia in the film adaptation of the popular series "Fifty Shades of Grey" alongside Jamie Dornan (Christian Grey), Dakota Johnson (Anastasia Steele), Eloise Mumford, Luke Grimes, Victor Rasuk, Jennifer Ehle and Max Martini. Filming of the movie started on December 2nd in Vancouver, Canada. The film is set to release on February 13, 2015 across the United States.