Nikki becomes even more involved with the Ndrangheta mafia-group and Jack uncovers some disturbing leads. An unlikely alliance leads Nikki closer to the truth, but not without some collateral damage.
| Name | Type | Role | |
|---|---|---|---|
| Dudi Appleton | Writer | ||
| Jim Keeble | Writer | ||
| Josh Dynevor | Producer | ||
| Tristan Ruggeri | Guest Star | Luca | |
| Rad Lazar | Guest Star | Bobby | |
| Matteo Carlomagno | Guest Star | Stephen Ross | |
| Charlotte Coleman | Guest Star | Naomi | |
| Issy Knopfler | Guest Star | Serena / Chloe | |
| Sophia Myles | Guest Star | Laine Cassidy | |
| Eve Polycarpou | Guest Star | Angela | |
| Danny Parsons | Guest Star | Plain Clothes Cop | |
| Brett Allen | Guest Star | Eddie | |
| Will Willoughby | Guest Star | Anthony Drinkwater | |
| Marva Alexander | Guest Star | Receptionist | |
| Dudi Appleton | Director |