Season 6, Episode 3 – “6.3” – Mr Carson and Mrs Hughes’ wedding is fast approaching, but a misunderstanding threatens to derail the occasion, and when the big day arrives it also brings a few unexpected guests. Meanwhile, Edith reconnects with an old acquaintance, who comes to her aid in her hour of need, and over at the Dower House, Spratt has something to hide, meaning Denker is hot on his trail. Daisy jumps to conclusions over one of the countess’s plots, and tensions mount over the hospital takeover, prompting Isobel to offend a friend.
Season 6, Episode 4 – “6.4” – Tom and Sybbie return to Downton, but the peace is disrupted by an unexpected visit from an old and dear friend. Baxter is faced with a dilemma after an encounter with Sergeant Willis, while Thomas struggles to fill Carson’s shoes as butler. The newlyweds Mr and Mrs Carson return from their Scarborough honeymoon. Anna goes to London with Mary to deal with a crisis regarding her recent pregnancy, while her secrets seem likely to be exposed to Mr Bates. Daisy is not happy with Cora’s attempts to help her father-in-law, and Mary has an admirer.
Season 6, Episode 5 - "6.5" - Violet invites Neville Chamberlain, minister of health, to dine at Downton Abbey as part of her scheme to quash plans for the takeover of the hospital. The evening proves distressing for everyone. Mrs Patmore, Daisy and Andy help Mr Mason to move into Yew Tree Farm and Andy finds an unexpected confidant in Thomas. Mary and Tom go to watch Henry Talbot test drive a new car, but Mary is not convinced she has met her match. Edith has a date with Bertie Pelham in London. Denker is in trouble with Violet and Spratt is forced to help her. Mrs Hughes is finding it difficult to please Mr Carson and Mary senses she has been kept in the dark about a family secret.
Season 6, Episode 6 - "6.6" - Downton Abbey opens its doors to the public for charity, and tensions between Cora and Violet reach a dramatic climax.
Season 6, Episode 7 - "6.7" - The family face a shocking turn of events at Brooklands racetrack, while Molesley and Daisy are put to the test.
Season 6, Episode 8 - "6.8" - A change of circumstance puts Bertie Pelham in the limelight, and Edith must decide whether to conceal her past at all costs or confront the truth and risk losing everything. As both sisters seek their perfect match, hostilities escalate and it is up to Mary to decide if she can ever make peace with Edith – or herself? Spratt proves to be a man of hidden talents and Mr Molesley embarks on a career in teaching, though his first lesson does not quite go to plan. Mrs Patmore’s bed and breakfast garners unwanted attention – will the Crawleys come to her aid?
Season 6, Episode 9 – “6.9” – Mary endeavours to build bridges but Edith’s secret continues to pose a threat, even after she thought there was nothing left to lose. As Henry settles into the role of husband and stepfather, the scars left by Charlie’s death are slow to heal, and finding his place at Downton proves more difficult. Below stairs, Carson struggles to come to terms with developments which prove that even he is not invulnerable to change. Spratt’s successful moonlighting venture is threatened by the conniving of Denker, and Daisy may have missed her chance with an admirer. Isobel receives devastating news, and when the Greys’ scheming takes a sinister turn, she and Violet join forces. Robert must learn the value of independence, while the day that Anna and Bates have been waiting for finally arrives. The last ever episode offers all the love and loss, happiness and heartbreak of Downton Abbey— and as the family and servants prepare to welcome 1926, they celebrate an unforgettable New Year’s Eve together at the great house.