Jack, Nikki, and Simone investigate another death connected to the underground boxing ring. Jack's loyalty is tested when he fears Ryan has put Cara in danger.
| Name | Type | Role | |
|---|---|---|---|
| Owen McDonnell | Guest Star | Ryan Kelvin | |
| Danielle Henry | Guest Star | DI Lisa Brodie | |
| Ryan McKen | Guest Star | Noah Johnson | |
| Lorraine Ashbourne | Guest Star | Michelle Lafferty | |
| Richard Durden | Guest Star | Conor Hodgson | |
| Anna-Jane Casey | Guest Star | Vanessa Lloyd |