According to Life & Style, Paquin, 30, and Moyer, 43, welcomed a boy and a girl in September. "Anna is a natural mother, and Stephen is a doting dad," the magazine adds. "He turns to mush around those kids
The pair met on the set of the HBO series and tied the knot in August 2010. The twins are their first children together. Moyer has two children, Lilac, 10, and Billy, 12, from prior relationships.