The Academy-award-winning actress, 54, will play lead protagonist Christian Grey's mother in the movie adaptation of EL James' erotic novel, reported Us magazine.
Harden, who is currently in ABC's 'Trophy Wife', will play Dr Grace Trevelyan Grey, the adoptive mother of Christian Grey (Jamie Dornan), Elliot Grey (Luke Grimes), and Mia Grey (Rita Ora).
The producers now have just one important casting left in the movie --Grey's father Carrick Grey.
Dakota Johnson will play Anastasia Steele, Eloise Mumford as Anastasia's BFF Kate, Jennifer Ehle as Anastasia's mom Carla, and Victor Rasuk as Anastasia's friend Jose.
The film is being directed by Sam Taylor-Johnson. It has already begun filming in Vancouver, Canada with an expected release of February 13, 2015.
