BAFTA Awards
Year: 2007
Award Category: Best Actress in a Supporting Role & Rising Star Award
For: The Devil Wears Prada (2006)

British Independent Film Awards
Year: 2004
Award Category: Most Promising Newcomer
For: My Summer of Love (2004)

Evening Standard British Film Awards
Year: 2005
Award Category: Most Promising Newcomer
Shared with: Nathalie Press
For: My Summer of Love (2004)

Golden Globes, USA
Year: 2007
Award Category: Best Performance by an Actress in a Supporting Role in a Series, Mini-Series or Motion Picture Made for Television
For: Gideon's Daughter (2005)
Won!

Golden Globes, USA
Year: 2007
Award Category: Best Performance by an Actress in a Supporting Role in a Motion Picture
For: The Devil Wears Prada (2006)

London Critics Circle Film Awards
Year: 2007
Award Category: British Supporting Actress of the Year
For: The Devil Wears Prada (2006)
Won!

London Critics Circle Film Awards
Year: 2005
Award Category: British Newcomer of the Year
For: My Summer of Love (2004)

MTV Movie Awards
Year: 2007
Award Category: Best Comedic Performance
For: The Devil Wears Prada (2006)

MTV Movie Awards
Year: 2007
Award Category: Breakthrough Performance
For: The Devil Wears Prada (2006)

Motovun Film Festival
Year: 2005
Award Category: 2005 Won Special Mention
Shared with: Nathalie Press
For: My Summer of Love (2004)

Teen Choice Awards
Year: 2006
Award Category: Movies - Choice Breakout (Female)
For: The Devil Wears Prada (2006)

Women in Film Crystal Awards
Year: 2007
Award Category: 2007 Won Face of the Future
Won!