Marcia Gay Harden

Marcia Gay Harden has joined the cast of Fifty Shades of Grey, Variety reports.

Harden, who currently stars on ABC's Trophy Wife, will play the adoptive mother of Christian Grey (Jamie Dornan). Harden's film credits include Mystic River, Into the Wild and Pollock, for which she won an Oscar. On the small screen, she is also known for her roles on Law & Order: SVU and The Newsroom.

Unsexiest sex scenes

Fifty Shades of Grey, which recently began shooting in Vancouver, centers on college student Anastasia Steele (Dakota Johnson) who falls for Christian Grey, a mysterious billionaire with an interest in S&M.

Fifty Shades of Grey is slated for release on Feb. 13, 2015. What do you think of the last casting?