Kathryn Bridget Moynahan, known as Bridget Moynahan, is an American model and actress. After graduating from Longmeadow High School in 1989, Moynahan pursued a career in modeling. She was signed by a modeling agency, which led her to appear in department store catalogs and magazines. After doing television commercials, she began taking acting lessons, in order to change occupations. Moynahan made her television debut in a guest appearance in the comedy series Sex and the City in 1999, where she would later have a recurring role as the character Natasha.
She made her feature film debut in Coyote Ugly. She was then cast in a supporting role in Serendipity. Moynahan has appeared in various films, including the action film The Sum of All Fears, spy-thriller The Recruit, the science-fiction movie I, Robot, and the political thriller Lord of War. Moynahan starred in the ABC television series Six Degrees, which premiered in September 2006. The show was canceled after one season. Moynahan completed work in Elizabeth Allen's Ramona and Beezus, which was released in July 2010. Moynahan has starred in the CBS drama Blue Bloods since September 2010.