Ash has seen this movie.
The beloved Crawleys and their intrepid staff prepare for the most important moment of their lives. A royal visit from the King and Queen of England will unleash scandal, romance and intrigue that will leave the future of Downton hanging in the balance.
| Robert Crawley | Hugh Bonneville |
| Edith Crawley | Laura Carmichael |
| Charles Carson | Jim Carter |
| Phyllis Baxter | Raquel Cassidy |
| John Bates | Brendan Coyle |
| Mary Crawley | Michelle Dockery |
| Anna Bates | Joanne Froggatt |
| Cora Crawley | Elizabeth McGovern |
| Joseph Molesley | Kevin Doyle |
| Andy | Michael Fox |
| Henry Talbot | Matthew Goode |
| Bertie Hexham | Harry Hadden-Paton |
| Thomas Barrow | Robert James-Collier |
| Tom Branson | Allen Leech |
| Mrs Hughes | Phyllis Logan |
| Daisy Mason | Sophie McShera |
| Beryl Patmore | Lesley Nicol |
| Violet Crawley | Maggie Smith |
| Maud Bagshaw | Imelda Staunton |
| Isobel Merton | Penelope Wilton |
| Major Chetwode | Stephen Campbell Moore |
| Queen Mary | Geraldine James |
| Buckingham Palace Footman | Alex Crisp |
| Lord Merton | Douglas Reith |
| Albert the Hall Boy | Charlie Watson |
| Mr Wilson | David Haig |
| Miss Lawton | Susan Lynch |
| Richard Ellis | Max Brown |
| Sybbie Branson | Fifi Hart |
| George | Oliver Barker |
| George | Zac Barker |
| Mr Bakewell | Mark Addy |
| Marigold | Eva Samms |
| Marigold | Karina Samms |
| Princess Mary | Kate Phillips |
| Harewood House Footman | Harry Livingstone |
| Harewood House Nanny | Alice McCarthy |
| Tony Sellick | James Cartwright |
| Lord Lascelles | Andrew Havill |
| Monsieur Courbet | Philippe Spall |
| Mrs Webb | Richenda Carey |
| Royal Footman | Max Hutchinson |
| Royal Footman | Tom Ashley |
| King George V | Simon Jones |
| Royal Enquerry | Graeme Smiles |
| Lucy Smith | Tuppence Middleton |
| Detective | Darren Strange |
| Pub Landlord | John Biggins |
| Chris Webster | Perry Fitzpatrick |
| Policeman | Daniel Millar |
| Police Sergeant | David Lonsdale |
| Flirtacious Gay Man | Jonathan Cheetham |
| Villager (uncredited) | Sarah Trevelyan |
| Policeman (uncredited) | Tony Dawson |
