| Jon Hamm | Don Draper |
| Elisabeth Moss | Peggy Olson |
| Vincent Kartheiser | Pete Campbell |
| January Jones | Betty Francis
(credit only) |
| Christina Hendricks | Joan Harris |
| Aaron Staton | Ken Cosgrove
(credit only) |
| Rich Sommer | Harry Crane |
| Kiernan Shipka | Sally Draper
(credit only) |
| Jessica Paré | Megan Draper |
| Kevin Rahm | Ted Chaough |
| Christopher Stanley | Henry Francis
(credit only) |
| Jay R. Ferguson | Stan Rizzo |
| Ben Feldman | Michael Ginsberg |
| Mason Vale Cotton | Bobby Draper
(credit only) |
| Robert Morse | Bertram Cooper |
| John Slattery | Roger Sterling |
| James Wolk | Bob Benson |
| Danny Strong | Danny Siegel |
| Teyonah Parris | Dawn Chambers |
| Harry Hamlin | Jim Cutler |
| Spencer Garrett | Andy Hayes |
| Gary Werntz | Jack Finney |
| Mike Damus | Barry |
| Patrick Mapel | PFC Dinkins |
| Stephanie Drake | Meredith |
| Christine Garver | Moira |
| Wayne Alexander | George Parsons |
| Rachel Roberts | Cindy |
| Evan Lorene | Lotus |
| Craig Calman | SCDP Employee
(uncredited) |
| Spencer Jacob Grau | Hashish Smoker
(uncredited) |
| Cheyenne Nugent | SC&P Secretary
(uncredited) |
| Hudson Phillips | SCDP Male
(uncredited) |
| Devri Richmond | Secretary
(uncredited) |
| Shaun Rylee | Secretary
(uncredited) |
| Lisa Y. Sheeler | SCDP Secretary
(uncredited) |
| Cassandra Starr | Hippie Girl
(uncredited) |