| Name | Character | Episodes |
|---|---|---|
| James Cromwell | 9 | |
| Embeth Davidtz | Ellen Baines Croland | 9 |
| Jacinda Barrett | 9 | |
| Jane Adams | 9 | |
| Arye Gross | 9 | |
| Matt McCoy | 9 | |
| Scotty Leavenworth | 9 | |
| Tom Verica | 4 | |
| Rosalind Chao | Dr. Judith Lin | 3 |
| Charles Durning | 1 | |
| Penny Johnson Jerald | 1 | |
| Armin Shimerman | 1 | |
| Eddie Cibrian | 1 |