Kevin McNally made an unexpected appearance during his wife's chat with the Good Morning Britain presenter.
The actor played Minerva McGonagall in the Potter films and Violet Crawley in the ITV period drama.
Creator Julian Fellowes and actor Allen Leech discuss the TV series' movie follow-up, which has conquered the box office.
The home of Downton Abbey, Highclere Castle, will be available on Airbnb for a one night stay. The stately home will open its doors to two guests who will get to experience what life might have been like for the Crawleys.
Speaking to HuffPost UK, Laura discusses how she doesn't play the fame game and why there's no more "poor Edith" in the Downton film.
The HuffPost UK entertainment team discuss Downton Abbey’s cinema debut, the Oscars buzz around Jennifer Lopez in Hustlers, and, for good measure, Amanda Holden jumps out of a plane for charity.
He says Thomas Barrow gets to explore "a whole new world", but things do take a darker turn.
High-Jinx, Hysterics And Hopes Of A Sequel – 12 Things We Learned About The Downton Abbey Film From The Cast
Hugh Bonneville, Phyllis Logan, Allen Leech and Michael Fox revealed what fans have got to look forward to in the big-screen version of the ITV show.
The Downton Abbey film has had its world premiere in London, four years since the six-series period drama ended in 2015. Actor Kevin Doyle revealed how his character’s awkward curtsy at one point in the film was inspired by our previous Prime Minister, Theresa May.
The actor also said he's "channelling a bit of Boris" during the film's uncomfortable scene.