| Name | Character | Episodes |
|---|---|---|
| Jennifer Connelly | Catherine Miller | 12 |
| Giancarlo Esposito | Tom Divack | 12 |
| Rick Hoffman | Freddie Sacker | 12 |
| Bridgette Wilson-Sampras | Bridget Deshiel | 12 |
| Adam Goldberg | Evan Mitchell | 12 |
| Tom Everett Scott | Jack T. Kenderson | 12 |
| Sean Maher | Chris McConnell | 12 |
| Melissa De Sousa | Donna Pasqua | 12 |
| Christian Campbell | Tim Sherman | 12 |
| Jennie Garth | Gillian Sherman | 7 |
| Bradley Cooper | Clay Hammond | 5 |
| Heather Burns | Joanne Sacker | 5 |
| Isabel Gillies | Alison | 3 |
| Jake Weber | Pete Dearborn | 2 |
| Derek Cecil | Duncan | 2 |
| Anthony Alessandro | Salesman #1 | 2 |
| Peter Dinklage | Little Person | 1 |
| Cote de Pablo | Fiona | 1 |
| Dan Hedaya | Randy Hoder | 1 |
| Ajay Mehta | Mr. Faloudi | 1 |
| Matthew Del Negro | Dean | 1 |
| Michael Gaston | Jerry | 1 |
| Molly Ringwald | Devyn Alden | 1 |
| Callie Thorne | Sabrina McKee | 1 |
| Laura Allen | Jennifer | 1 |
| Josh Stamberg | Grant Johnson | 1 |
| Talia Balsam | Mrs. Nicole Mason | 1 |
| Tony Hale | Trainee | 1 |
| Donna Mitchell | Helen Alden | 1 |
| Colin Egglesfield | Artist | 1 |
| Marika Domińczyk | Hostess | 1 |
| Kate Norby | Marcey | 1 |
| Ethan Sandler | Brad Green | 1 |
| Samia Shoaib | Lelie Faloudi | 1 |
| Eric Thal | Mike | 1 |
| John Cunningham | Mr. Sherman | 1 |
| Jason Kolotouros | John 'Trader' | 1 |
| Carl T. Evans | Steven Grant | 1 |
| Erik Weiner | D.J. | 1 |