In 20th-century Boston, Frank and Claire entertain neighbors Jerry and Millie Nelson, who have the same first names as Rob and Laura Petrie's neighbors, Jerry and Millie Helper, in The Dick Van Dyke Show (1961).
Jamie wears trousers mirroring the decline of the clan culture. Kilts were made illegal following the defeat at the Battle of Culloden.
Claire reads an article in the Boston Globe about Ireland becoming an independent nation. Caitríona Balfe, who plays Claire, is Irish.
The young adult Brianna has brown eyes, while the infant has blue eyes. Although at birth a baby's eyes may appear gray or blue due to a lack of pigment. Once exposed to light, the eye color will most likely start to change to blue, green, hazel, or brown over a period of six months to one year.
Romann Berrux (Fergus) was born on 13 August 2001 in France. He was 16 at the time of this episode.