October 1906: Mary, the new housemaid confides in Richard that she's pregnant, the result of an assault by a man who drunkenly forced himself on her. Insisting he must bear responsibility, she reveals the man is Myles Radford, the son of Richard's friend (and her previous employer), General Radford. Myles, outraged that Richard has the gall to question his integrity, gets even with a classless move that could have enormous legal, financial, and moral ramifications.

Summer 1906: Captain Hammond, a handsome young friend of James', graciously agrees to escort Lady Marjorie to the opera. Feeling a strong mutual attraction, they quickly realize how compatible they are, despite the age difference, Abuzz with gossip, the servants seem to be the only ones aware of what's going on.

April 1907: Believing destiny brought them together, Emily, the scruffy kitchen maid, falls deeply and hopelessly in love with a footman named William. When his mistress, Mrs. Van Groeben, learns about his relationship with Emily, she angrily orders William to stop seeing her, leaving Emily heartbroken and driven to an act of desperation.

Autumn 1908: While providing food for the homeless, James and Elizabeth are surprised to run into Sara whose been living on the street. Elizabeth insists on taking her back to Eaton Place where she's given a job as a scullery maid. Sarah immediately reverts back to her old tricks and, claiming to be a medium, causes an uproar when she tries to conjure up the spirit of Emily during a seance.

James is visited by his friend Axel Ryttsen, a Swedish Army captain who lives for taking risks. With him is his valet, the handsome and charismatic Torkel Kraft. There is some scheming going on the manor house during their visit, but to what end?

Winter 1908: Elizabeth befriends a bunch of Bohemian-types, but is drawn to two in particular: Evelyn Larkin, a radical Socialist extremist, and her lover, Lawrence Kirbridge, a handsome, free-spirited poet.

On the eve of her 21st birthday, with her parents out of town, Lizzy invites the entire group to Eaton Place, and is humiliated when the Bellamys return home unexpectedly and throw everyone out. Anxious to prove she's nothing like her parents, Lizzy is compelled to do something extreme, leading to a falling out with her parents and a harsh discovery about Evelyn.

June 1909: Elizabeth and Lawrence Kirbridge have fallen in love and, refusing to conform to society's rules, announce their plan to live together without marriage, resulting in pressure from all sides. After Lawrence gives in and starts pressuring her too, Lizzie finally succumbs.

Meanwhile, Sarah fulfills her dream to perform on the stage when she takes a job in a burlesque show. James shows up and, now that she no longer works for his family, wants to pursue the relationship they've both wanted for nearly six years.

Mr. and Mrs. Lawrence Kirbridge return from their honeymoon and set up their new household in nearby Greenwich.

Sarah tells James she's having his baby and the Bellamys make provisions to avoid a major scandal.

There is great excitement among the servants when King Edward VII attends a supper party at Eaton Place. During the evening the arrival of an unexpected visitor creates an emergency below stairs.

The brothers of both Richard and Hudson are visiting, causing both men to do things they otherwise would not. For Hudson, it means putting on airs, and for Richard, the visit causes him to snoop, an action he considers beneath him.

Elizabeth returns home with her newborn daughter, Lucy, and the very disagreeable and old Nanny Webster, to look after "Baby".

Everyone's nerves are frazzled when Lord Southwold dies, Lady Southwold and her companion, Miss Hodges, spend a some time with Richard and Lady Marjorie and a valuable diamond brooch goes missing.

Elizabeth joins the suffragette movement, but in her effort to protect her, Rose is imprisoned.

In the spring of 1912, Lady Marjorie prepares to visit Elizabeth in New York and James takes an interest in Richard's comely and respectable new secretary, Miss Forrest.

News of the Titanic disaster arrives at Eaton Place, and the entire household anxiously await word of Lady Marjorie's fate.

Alfred, the former Bellamy footman, is on the run and dupes Rose and uses her kindness as a shield from the law.

Hazel Bellamy assumes her role as mistress of the household with great trepidation and Richard becomes the quarry of a bounty-hunting Austrian woman and her wily and rapacious brother.

Richard Bellamy, who has been in considerable financial distress since the death of Lady Marjorie, finds himself at the center of a insider trading firestorm in his capacity as a member of Parliament.

Hazel's first substantial encounter with fashionable society causes her great humiliation, marital distress and a near-fatal accident, when she and James visit Lord and Lady Newbury at Sommerby Park.

It's Christmas 1913 and two young ladies, one from upstairs and the new parlor maid, conspire to spread holiday cheer to the less fortunate.

A leisurely evening out with his chums, a few beers and some downstairs gossip give Edward a bigger headache than any hangover ever could.

While running an ordinary errand, Rose's life takes an extraordinary turn.

A downstairs dalliance and a happy outing to a seaside resort divert the staff as war looms on the European continent.

In a gesture of goodwill, the Bellamys offer generous hospitality to a family of Belgian refugees and Edward is feeling increased pressure to enlist.

James is home on leave and offers a realistic account of what is really happening on the front and Daisy and Edward announce their engagement to Hudson.

Edward and Daisy marry before he's sent to France and Georgina becomes a volunteer nurse. Ruby surprises everyone with a surprise announcement.

This difficult year finally comes to bumpy close. Helen and Richard meet Mrs. Charles Hamilton who wants Richard to help get her pet project off the ground. Edward is home on leave but all is not well. A bombing in London brings a familiar face back to Eaton Place.

Lady Prudence commandeers the Bellamy drawing room for a worthy cause. Another London bombing, another close call, and another tragedy is heaped upon the tattered nerves of those at Eaton Place.

Grasping at straws, the Bellamy family continue to search for any information to indicate James is still alive, but when Trooper Frederick Norton, James' servant, arrives to deliver James' personal belongings, Hazel loses all hope.

Virginia Hamilton returns to Eaton Place, seeking Richard's advice for her son who is facing a court martial. Meanwhile, Edward is scheduled to go back to France, and James is wallowing in self-pity.

Rose receives excellent news, James is depressed about his slow recovery, Richard is courting Virginia, and the Great War is winding down to a victorious conclusion, but there's still one more casualty to be claimed.

Part two of a documentary on the making of Upstairs, Downstairs. Directed by Stephen La Riviere.