Oscar winner Marcia Gay Harden has been cast as Christian Grey's mother in the movie adaptation of erotic bestseller Fifty Shades Of Grey.

News of the addition of the Pollock star comes two days after filming on the project began in Vancouver, Canada.

She will join Jamie Dornan, Dakota Johnson, Rita Ora, Luke Grimes, Jennifer Ehle and Eloise Mumford among the cast of the much-anticipated movie.