Melinda Page Hamilton (born August 22, 1974) is an American actress. She played a supporting role in the 2004 film, Promised Land, and the leading role in the 2006 film Sleeping Dogs Lie. She is a frequent guest star on several present-day television programs which include: Star Trek: Enterprise, CSI: NY, CSI: Miami, Everwood, Nip/Tuck and NUMB3RS. Hamilton had a recurring role on the ABC dramatic television series Desperate Housewives as Sister Mary Bernard, a nun trying to pursue married man Carlos Solis. Melinda Page Hamilton also had a recurring role on the AMC television show, Mad Men where she played the role of Anna Draper, polio survivor and wife of the "real" Don Draper.