The last time the world saw conjoined twins Abby and Brittany Hensel, the girls were 16, learning to drive, in high school and living at home. Now six years older, these two are about to graduate from college, start a teaching career and move into their first home. Few can imagine how they manage to live such a normal life while being conjoined from the bellybutton upward. These six episodes will show how they do it, with style and grace.
Casts are Penelope Wilton, Michelle Dockery, Lesley Nicol, Laura Carmichael, Sophie McShera, Jim Carter, Phyllis Logan, Brendan Coyle, Rob James Collier, Kevin Doyle, Allen Leech, David Robb, Dan Stevens, Siobhan Finneran, Edward Speleers, Lily James, Jessica Brown Findlay, Matt Milne, Cara Theobold, Amy Nuttall, Tom Cullen, Thomas Howes, Julian Ovenden, Rose Leslie, Raquel Cassidy, Joanne Froggatt, Maggie Smith, Hugh Bonneville, Elizabeth McGovern.