She is best known for her role in the 2006 Bond film Casino Royale, where she played the mysterious and intelligent Vesper Lynd. Her other work includes the live-action Dumbo remake, Miss Peregrine's Home for Peculiar Children, Penny Dreadful and Sin City: A Dame to Kill For. Green won the BAFTA Rising Star Award for her work in Royale, and a Golden Globle for Best Actress after her lauded time as the star of Dreadful.
In line with her explicit scenes in Rise of an Empire, Green has appeared nude in a number of films, despite the fact that she has stated herself to be shy in person. Among fans, she is noted for the quality of her acting and her distinct, husky voice.