| Steve Carell | Michael Scott |
| Rainn Wilson | Dwight Schrute |
| John Krasinski | Jim Halpert |
| Jenna Fischer | Pam Beesly |
| B.J. Novak | Ryan Howard |
| Melora Hardin | Jan Levinson |
| David Denman | Roy Anderson |
| Leslie David Baker | Stanley Hudson |
| Brian Baumgartner | Kevin Malone |
| Kate Flannery | Meredith Palmer |
| Mindy Kaling | Kelly Kapoor |
| Angela Kinsey | Angela Martin |
| Paul Lieberstein | Toby Flenderson |
| Oscar Nuñez | Oscar Martinez
(as Oscar Nunez) |
| Creed Bratton | Creed Bratton |
| Rashida Jones | Karen Filippelli |
| Andy Buckley | David Wallace |
| Michael Patrick McGill | Kenny Anderson |
| Hannah Baker | Underage Girl |
| Dan Cole | Dan Gore |
| Owen Daniels | Eight-Year-Old Kid |
| Michael Kaiser | Underage Kid #1
(as Michael David Kaiser) |
| Stephen Mitchell | Waiter /
Bartender |
| Matt Prokop | Underage Kid #3 |
| Jean Villepique | Rachel Wallace |
| Trish Gates | Stacy
(uncredited) |
| Gregory Graham | Upset Bar Patron
(uncredited) |
| Brian A. Gutierrez | Drake
(uncredited) |
| James M. Halty | Bartender
(uncredited) |
| Trevor Anthony Pitzel | Caterer
(uncredited) |
| Jazz Raycole | Melissa Hudson
(uncredited) |
| Austin Scott | Underage Kid #2
(uncredited) |