Jon Hamm Don Draper Actor John Slattery Roger Sterling Actor Rich Sommer Harry Crane Actor Bryan Batt Salvatore Romano Actor Vincent Kartheiser Pete Campbell Actor Christina Hendricks Joan Holloway Actor January Jones Betty Draper Actor Elisabeth Moss Peggy Olson Actor Rosemarie DeWitt Midge Daniels Actor Maggie Siff Rachel Menken Actor Aaron Staton Ken Cosgrove Actor Michael Gladis Paul Kinsey Actor Robert Morse Bertram Cooper Guest Star Alison Brie Trudy Campbell Guest Star Mark Moses Herman "Duck" Phillips Guest Star Troy Ruptash Lieutenant Donald Draper Guest Star Alexa Alemanni Allison Guest Star Stephanie Courtney Marge Guest Star Brynn Horrocks Abigail Whitman Guest Star David Kronenberg Young Adam Guest Star Julie McNiven Hildy Guest Star Morgan Rusler Mack Johnson Guest Star Heather Seiffert Mae Guest Star Kiernan Shipka Sally Draper Guest Star Stewart Skelton Colonel Guest Star Kevin Symons Doctor Guest Star Cassius M. Willis Sergeant Guest Star Dared Wright Army Chaplain Lt. Mitchell Guest Star Christopher Stanley Actor Jessica Paré Actor Jay R. Ferguson Actor Ben Feldman Actor Jared Harris Actor Darby Stanchfield Actor Anne Dudek Actor Alan Taylor Director Lisa Albert Writer Andre Jacquemetton Writer Maria Jacquemetton Writer Matthew Weiner Producer Scott Hornbacher Producer