Andrew Davies Creator, Executive Producer Aisling Loftus Agnes Towler Actor Amanda Abbington Miss Mardle Actor Oliver Farnworth Florian Dupont Actor Jeremy Piven Harry Selfridge Actor, Producer Frances O'Connor Rose Selfridge Actor Greg Austin Gordon Selfridge Actor Grégory Fitoussi Henri Leclair Actor Malcolm Rennie Fraser Actor Trystan Gravelle Victor Colleano Actor Amy Beth Hayes Kitty Hawkins Actor Sai Bennett Jessie Pertree Actor Amy Morgan Grace Calthorpe Actor Tom Goodman-Hill Mr. Grove Actor Ron Cook Mr. Crabb Actor Ria Zmitrowicz Miss Ellis Actor Cal MacAninch Mr. Thackeray Actor Sadie Shimmin Miss Plunkett Actor Polly Walker Delphine Day Actor Katherine Kelly Lady Mae Actor Aidan McArdle Lord Loxley Actor Amanda Lawrence Pimble Actor Samuel West Frank Edwards Actor Sean Teale Franco Actor Philip Rosch Mr. Webb Actor Joanna Brookes Mrs. Bull Actor Ray Coulthard Miles Edgerton Actor Victor Gardener Jim Actor Jay Villiers Bill Summertime Actor Lawrence Till Director Kate O'Riordan Writer Kate Brooke Executive Producer Rebecca Eaton Executive Producer Kate Lewis Executive Producer Cherry Gould Producer Charlie Mole Music