Already an experienced stage actress , she made her speaking debut in film in '' The Queen of Spades '' ( 1949 ) , although she had played an uncredited minor role in '' Love on the Dole '' eight years earlier . She appeared in several prominent film roles over the following three decades , winning a British Film Award for '' The Divided Heart '' ( 1954 ) and the Silver Bear for Best Actress at the 7th Berlin International Film Festival for '' Woman in a Dressing Gown '' ( 1957 ) . She appeared in the role of Mildred in the controversial film '' Sapphire '' ( 1959 )
7th Berlin International Film Festival
7th Berlin International Film Festival
Yvonne Mitchell