United Kingdom, Sept. 3 -- Michelle Dockery is pregnant.

The 43-year-old actress and her husband Jasper Waller-Bridge are expecting their first child together.

Michelle proudly showed off her growing baby bump at the world premiere of Downton Abbey: The Grand Finale in London on Wednesday (03.09.25).

The actress - who is best known for playing Lady Mary Crawley in the period drama series - wore a blue, off-the-shoulder gown to the premiere in the UK capital.

Michelle posed for photos on the red carpet alongside her husband, as she revealed they're expecting a baby together.

The loved-up couple began dating back in 2019, and they actually tied the knot in London in September 2023.

Michelle walked down the aisle wearing a white satin ...