Hugh Bonneville as Robert Crawley

Maggie Smith as Violet Crawley

Jim Carter as Charles Carson

Michelle Dockery as Mary Crawley

Elizabeth McGovern as Cora Crawley

Imelda Staunton as Maud Bagshaw

Penelope Wilton as Isobel Merton

Robert James-Collier as Thomas Barrow

Lesley Nicol as Beryl Patmore

Allen Leech as Tom Branson

Laura Carmichael as Edith Crawley

Phyllis Logan as Mrs Hughes

Dominic West as Guy Dexter

Harry Hadden-Paton as Bertie Hexham

Hugh Dancy as Jack Barber

Brendan Coyle as John Bates

Joanne Froggatt as Anna Bates

Raquel Cassidy as Phyllis Baxter

Kevin Doyle as Joseph Molesley

Michael Fox as Andy Parker

Laura Haddock as Myrna Dagleish

Nathalie Baye as Mme de Montmirail

Fifi Hart as Sybbie Branson

Jonathan Coy as Murray

Samantha Bond as Lady Rosamund Painswick

Tuppence Middleton as Lucy Branson

Douglas Reith as Lord Merton

Oliver Barker as George

Zac Barker as George

Sophie McShera as Daisy Parker

Sue Johnston as Gladys Denker

Jonathan Zaccaï as Montmirail

Charlie Watson as Albert

Archer Robbins as Johnnie

Eva Samms as Marigold

Karina Samms as Marigold

Paul Copley as Mason

Alex MacQueen as Mr Stubbins

David Robb as Dr Clarkson

Megan Barker as Caroline Talbot (uncredited)