The team discover the brutally murdered body of a man in the same cellar that the businessman was held hostage in. While investigating the two victims, the team find an unlikely suspect. They're positive of his connection to the murders, but need to collect the evidence to prove it.
| Name | Type | Role | |
|---|---|---|---|
| Ed Whitmore | Writer | ||
| John Bennett | Guest Star | ||
| Imogen Bain | Guest Star | ||
| Mark Monero | Guest Star | ||
| Ronan Vibert | Guest Star | ||
| Francis Magee | Guest Star | ||
| Jake Seage | Guest Star | ||
| Gareth Mason | Guest Star | ||
| Nicola Stephenson | Guest Star | ||
| Frank Harper | Guest Star | ||
| Ayesha Dharker | Guest Star | ||
| Toby Stephens | Guest Star | ||
| Laurie Hagen | Guest Star | ||
| Luke Booker-Morel | Guest Star | ||
| Kelly Harrison | Guest Star | ||
| Alexis Conran | Guest Star |