| Name | Character | Episodes |
|---|---|---|
| James Earl Jones | Diamond | 4 |
| Donald Pleasence | Cornelius Van Damm | 4 |
| Jodhi May | Claire Palmore | 4 |
| David Warner | Rev Timothy Palmore | 4 |
| Prunella Scales | Elizabeth Palmore | 4 |
| Sean Harris | Carl Maynard | 4 |
| David Rasche | Brother Nahum | 4 |
| Michael Maloney | Stephen Palmore | 4 |
| Ric Young | Father Mercy | 4 |