| 角色 | 饰演者 | 角色介绍 |
| Capt. Kenneth Cragis | Don Megowan | |
| Maxine Megan | Erica Elliott | |
| Dr. Raven | Don Doolittle | |
| Acto a clicker | George Milan | |
| Lagan a clicker | Dudley Manlove | |
| Esme Cragis Milos | Frances McCann | |
| Pax a clicker | David Cross | |
| Court | Malcolm Smith | |
| Mark a clicker | Richard Vath | |
| Hart Chairman of Surveillance Committee | Reid Hammond | |
| Dr. Moffitt | Pat Bradley | |
| Ward Surveillance Committee Member | William Hunter | |
| Orus a clicker | Gil Frye | |
| Kelly's Duplicate | Alton Tabor |
