| Jon Hamm | Don Draper |
| Elisabeth Moss | Peggy Olson |
| Vincent Kartheiser | Pete Campbell
(credit only) |
| January Jones | Betty Draper |
| Christina Hendricks | Joan Holloway |
| Bryan Batt | Salvatore Romano |
| Michael Gladis | Paul Kinsey
(credit only) |
| Aaron Staton | Ken Cosgrove |
| Rich Sommer | Harry Crane |
| John Slattery | Roger Sterling |
| Mark Moses | Duck Phillips |
| Joel Murray | Fred Rumsen |
| Melinda McGraw | Bobbie Barrett |
| Gabriel Mann | Arthur Case |
| Crista Flanagan | Lois Sadler |
| Paul Keeley | Elliot Lawrence |
| Laura Regan | Jennifer Crane |
| Missy Yager | Sarah Beth Carson |
| Patrick Fischler | Jimmy Barrett |
| Nat Faxon | Flatty |
| Steve Stapenhorst | Hunt Schilling |
| Jan Hoag | Edith Schilling |
| Denise Crosby | Gertie |
| Cameron Goodman | Tara |
| Kiernan Shipka | Sally Draper |
| Aaron Hart | Robert Draper |
| Brian R. Norris | Todd
(as Brian Norris) |
| John Douglas Williams | Warren McKenna |
| Philippe Bergeron | Robespierre |
| David Zelina | Camera AC |
| Eric Scott Cooper | Director
(as Eric S. Cooper) |
| Dawn Marie Anderson | Receptionist
(uncredited) |
| Claire Bocking | Secretary
(uncredited) |
| Candice Cunningham | Secretary
(uncredited) |
| Eve Curtis | Secretary
(uncredited) |
| Jessica Doehle | Secretary
(uncredited) |
| Evelyn Edwards | Secretary
(uncredited) |
| Emelle | Secretary
(uncredited) |
| Molly Beck Ferguson | Secretary
(uncredited) |
| Britt Hysen | Mary
(uncredited) |
| Christopher Jude | Office Client
(uncredited) |
| Jennifer McGraw | Secretary
(uncredited) |
| Collin Wilcox Paxton | Elinor Stafford
(archive footage) (uncredited) |
| Michelle Thorson | Horse Groomer /
Background
(uncredited) |
| Kathleen Widdoes | Sandra Mason
(archive footage) (uncredited) |