Katie Cassidy - 2008
The Taken actress had mixed feelings about her switch to brunette. "I felt different," she says. "It's funny because when I was dark I missed being blond and then once I went back to blond I was like, 'Dark is so much more mysterious and sexy!'"
Evangeline Lilly swept onto the red carpet at The Hobbit: The Desolation of Smaug premiere in a black slightly sheer Alberta Ferretti gown with a lace overlay and tiers of tulle at the skirt, keeping all accessories to a minimum, save for studs and a gold bracelet.