Maggie Gyllenhaal is an actress.
Margalit Ruth `` Maggie '' Gyllenhaal ( [ ˈdʒɪlənhɑːl ] born November 16 , 1977 in New York City ) is an American actress . Nanny McPhee and the Big Bang . Thompson reprises her role as Nanny McPhee , and the film also stars Maggie Gyllenhaal , Ralph Fiennes , Rhys Ifans , Ewan McGregor , Asa Butterfield and Dame Maggie Smith .