See what Jon Hamm, January Jones, Christina Hendricks and other cast members look like out of their 1960s costumes and in modern styles
On Mad Men: She was underappeciated and overworked as Peggy Olson, Don's loyal, drab worker bee. By the end of season five, though, she had finally learned to stand up for herself and left the firm to be a copy chief elsewhere.
In real life: The 30-year-old actress looks a decade younger and infinitely more stylish than Peggy, opting for chic looks like this flattering strapless black cocktail dress by Dolce & Gabbana.
Credit: Jason Merritt/WireImage.com; Frank Ockenfels/AMC