| Name | Character | Episodes |
|---|---|---|
| Maura Tierney | Erica | 10 |
| Philip Baker Hall | Harry | 8 |
| Lois Smith | Ruth | 7 |
| Michael C. Hall | Tom | 3 |
| Steven Weber | Cameron | 2 |
| Virginia Madsen | Mel | 1 |
| Rosalind Chao | Helen | 1 |
| Jane Kaczmarek | Brenda | 1 |
| Caitlin Gerard | Jan | 1 |
| I. Elijah Baughman | Customer | 1 |