updated 01/27/2013 AT 8:00 PM ET
•originally published 01/27/2013 AT 8:05 PM ET
“He’s six weeks and getting fat. It’s very exciting. All that time on the boob is starting to result in growth,” the Homeland star, 33, told Giuliana Rancic on E!’s Live from the Red Carpet at the SAG Awards.
“He’s getting rolls … thank goodness they’ve arrived. He’s starting to smile a little bit and he kind of knows I exist,” she added. “That’s reassuring – that feedback is amazing.”
Winner of best actor in a TV series – drama for her role as Carrie Mathison, a Central Intelligence Agency officer, the new mom said her marriage to Hugh Dancy helps her step out of character once filming is done.