Michelle Dockery as Mary Crawley

Joanne Froggatt as Anna Bates

Elizabeth McGovern as Cora Crawley

Laura Carmichael as Edith Crawley

Dominic West as Guy Dexter

Paul Giamatti as Harold Levinson

Hugh Bonneville as Robert Crawley

Alessandro Nivola as Gus Sambrook

Allen Leech as Tom Branson

Michael Fox as Andy Parker

Joely Richardson as Lady Petersfield

Sophie McShera as Daisy Parker

Robert James-Collier as Thomas Barrow

Phyllis Logan as Elsie Hughes

Brendan Coyle as John Bates

Raquel Cassidy as Phyllis Baxter

Arty Froushan as Noël Coward

Jim Carter as Charles Carson

Penelope Wilton as Isobel Crawley

Lesley Nicol as Mrs Patmore

Kevin Doyle as Joseph Molesley

Fifi Hart as Sybbie Branson

Harry Hadden-Paton as Bertie Hexham

Simon Russell Beale as Sir Hector Moreland

Douglas Reith as Lord Merton

Lisa Dillon as Princess Arthur

Sarah Crowden as Lady Manville

Oliver Barker as George

Zac Barker as George

Paul Copley as Albert Mason

Eva Samms as Marigold

Karina Samms as Marigold

Rose Galbraith as Lady Gwendoline

Nathan Wiley as John Bevan

Lorna Nickson Brown as Susie

Lucy Black as Miss Grant

Nathan Hall as

Esme Creegan as Caroline

Alastair King as Conductor

Archer Robbins as Johnnie Bates

Mark Joslin as Dancer

Lewis Kennedy as Dancer

Jean-Pascal Heynemand as Bookmaker Clerk (uncredited)

Karl-James Langford as Sheep Shearer (uncredited)

Stephen McKay as County Show Farmer (uncredited)

Leah Perkins as Ballroom Guest (uncredited)

Robert Paul as Hallboy (Uncredited)