Allison Williams, Lena Dunham, and Zosia Mamet at the 'Girls' Season 3 London premiere

'Girls' actresses Lena Dunham, Allison Williams, and Zosia Mamet attended the Season 3 London premiere, and flaunted fashionable looks. Lena, who also features on the Vogue US February 2014 cover, wore an Erdem Pre-Fall 2014 lace dress, and paired it with black Christian Louboutin slingbacks and a fuchsia lip color. Allison Williams was dressed in an Alexander McQueen Spring 2014 halter-neck gown that had a colorful embroidered neckline, and she opted for a red lip to go. Zosia Mamet looked pretty in an Elisabetta Franchi pale pink peplum detail jumpsuit from the Fall 2013 collection. The chic look was paired with nude pumps, silver jewelry, and pink lips. Who looked the best in your opinion?

Allison Williams and Lena Dunham at the 'Girls' Season 3 London premiere

Allison Williams and Lena Dunham at the 'Girls' Season 3 London premiere

Allison Williams in Alexander McQueen at the 'Girls' Season 3 London premiere

Lena Dunham in Erdem at the 'Girls' Season 3 London premiere