Rita Ora joins Fifty Shades of Grey

British singer Rita Ora has joined the cast of Fifty Shades of Grey. Ora will be playing Mia Grey, the adoptive sister of Christian and Elliot Grey. Mia is described as a tall, curvaceous, bubbly 22-year old woman who plays the cello and is fluent in French.

Ora only has four film credits to her name and is currently signed to Jay-Z's Roc Nation record label. Filming for Fifty Shades of Grey began this past Monday and is set to hit theaters on February 13, 2015.

Luke Grimes cast in Fifty Shades of Grey

Luke Grimes has joined the cast of Fifty Shades of Grey and will be playing Christian Grey's brother, Elliot. The character is described as a tall, muscular man in his 30's with blonde curly hair and blue eyes. He was adopted alongside Christian and their sister, Mia Grey. He is quickly involved with Anastasia's best friend, Kate.

You recently may have seen Grimes on True Blood and Brothers and Sisters. He is the next addition to a rather vacant cast so far consisting of Dakota Johnson and Jamie Dornan. Roles that still need actors include Anastasia Steele's mother and her friends Jose and Kate.