Overview
Dr. Sam Bliss, a medical research scientist based at Cambridge University, investigates bizarre and unexplained deaths, with the help of his assistant, Dr. Melanie Kilpatrick.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 39 | 69 | |
 | 47 | 77 | |
 | 36 | 66 | |
 | 36 | 66 | |
 | - | - | |
 | 52 | August 6, 2008 (65) | |
 | 58 | July 26, 2007 (70) | |
| 51 | 81 | |
| - | - | |
| - | - |