| Jon Hamm | Don Draper |
| Elisabeth Moss | Peggy Olson |
| Vincent Kartheiser | Pete Campbell |
| January Jones | Betty Francis |
| Christina Hendricks | Joan Harris |
| Aaron Staton | Ken Cosgrove
(credit only) |
| Rich Sommer | Harry Crane
(credit only) |
| Kiernan Shipka | Sally Draper |
| Jessica Paré | Megan Draper
(credit only) |
| Kevin Rahm | Ted Chaough |
| Christopher Stanley | Henry Francis
(credit only) |
| Jay R. Ferguson | Stan Rizzo
(credit only) |
| Mason Vale Cotton | Bobby Draper |
| John Slattery | Roger Sterling |
| Bruce Greenwood | Richard Burghoff |
| Trevor Einhorn | John Mathis |
| Marten Holden Weiner | Glen Bishop |
| Allan Havey | Lou Avery |
| Rachel Cannon | Melanie Davis |
| Hannah Leigh | Paula |
| Amy Ferguson | Maureen |
| Madison McLaughlin | Sarah |
| Juliette Angelo | Carol |
| Evan Londo | Gene Draper |
| Ryder Londo | Gene Draper |
| Kit Williamson | Ed |
| Stephanie Drake | Meredith |
| Kiva Jump | Dee |
| Caiden Milick | Kevin |
| Pamela Shaddock | Loretta |
| Gabriella Weltman | Yolanda |
| Bob Brauer | Jim McCloud
(as Robert Brauer) |
| Melissa Renee Armstrong | College Student
(uncredited) |
| Phoenix Cirillo | Chinese Restaurant Little Boy
(uncredited) |
| Cheyenne Nugent | SC&P Secretary
(uncredited) |
| Nathan Szczotka | Oakroom Diner Patron
(uncredited) |
| Alexandra Elena Todd | Young Pregnant Wife
(uncredited) |