Henry Talbot is the nephew of Lady Shackleton, a longtime friend of Violet Crawley. During a visit to Brancaster Castle, Henry catches the eye of Violet's eldest granddaughter, Lady Mary Crawley, and eventually marries her in late summer 1925, and becomes stepfather to Mary's four-year-old son, George Crawley. By 1927, he and his wife Mary have a one-year-old daughter named Caroline. His father, Mr Talbot, is a member of a junior branch of the Talbot family that is headed by the Earl of...