From Wikipedia, the free encyclopedia. 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 Berna ...