The Home Office ask Sam and her team to examine a number of times of death as given by a highly respected and internationally renowned independent pathologist, Peter Sachs.
| Name | Type | Role | |
|---|---|---|---|
| Michael Crompton | Writer | ||
| Tim Plester | Guest Star | Bruce Owen | |
| Philip Middlemiss | Guest Star | DI Lloyd | |
| Paul Copley | Guest Star | Laurence Parkin | |
| James Laurenson | Guest Star | Professor Peter Sachs | |
| Jayne Ashbourne | Guest Star | Lisa Roberts | |
| James Weber Brown | Guest Star | Davidson | |
| Caroline Lee-Johnson | Guest Star | Alice Pettman | |
| Charlotte Graham | Guest Star | Katie Anderson | |
| Tony Lucken | Guest Star | Craig Proctor | |
| James Hillier | Guest Star | Jeremy Adams | |
| Peter Howell | Guest Star | President of the Fellowship | |
| Darren Tighe | Guest Star | Tom Anderson | |
| Stephen Walters | Guest Star | Neville Anderson | |
| Joy Harrison | Guest Star | Sandra | |
| Hilton McRae | Guest Star | Supt. Colin Osbourne | |
| Jane Lowe | Guest Star | Enid Parkin | |
| Daniel Casey | Guest Star | Donald Gibbs | |
| Renny Rye | Director |