The 'This Is Us' star and her musician husband announced the arrival of their son on Tuesday. Mandy Moore is now a mom. The This Is Us star announced the arrival of her son August Harrison Goldsmith, nicknamed Gus, Tuesday on Instagram, which was also shared on her husband Taylor Goldsmith’s page. "He was punctual and arrived right on his due date, much to the delight of his parents,” the couple wrote alongside a photo of their baby in a blue onesie. “We were prepared to fall in love in all sorts of brand new ways, but it goes beyond anything we could have ever imagined.”