The Crawley family goes on a grand journey to the south of France to uncover the mystery of the dowager countess's newly inherited villa. Meanwhile, a Hollywood director seeks to film his latest production at Downton.
Robert Crawley
Hugh Bonneville
Violet Crawley
Maggie Smith
Charles Carson
Jim Carter
Mary Crawley
Michelle Dockery
Cora Crawley
Elizabeth McGovern
Maud Bagshaw
Imelda Staunton
Isobel Merton
Penelope Wilton
Thomas Barrow
Robert James-Collier
Beryl Patmore
Lesley Nicol
Tom Branson
Allen Leech
Edith Crawley
Laura Carmichael
Mrs Hughes
Phyllis Logan
Guy Dexter
Dominic West
Bertie Hexham
Harry Hadden-Paton
Jack Barber
Hugh Dancy
John Bates
Brendan Coyle
Anna Bates
Joanne Froggatt
Phyllis Baxter
Raquel Cassidy
Joseph Molesley
Kevin Doyle
Andy Parker
Michael Fox
Myrna Dagleish
Laura Haddock
Mme de Montmirail
Nathalie Baye
Sybbie Branson
Fifi Hart
Murray
Jonathan Coy
Lady Rosamund Painswick
Samantha Bond
Lucy Branson
Tuppence Middleton
Lord Merton
Douglas Reith
George
Oliver Barker
George
Zac Barker
Daisy Parker
Sophie McShera
Gladys Denker
Sue Johnston
Montmirail
Jonathan Zaccaï
Albert
Charlie Watson
Johnnie
Archer Robbins
Marigold
Eva Samms
Marigold
Karina Samms
Mason
Paul Copley
Mr Stubbins
Alex Macqueen
Dr Clarkson
David Robb
Caroline Talbot (uncredited)
Megan Barker