Charlie is convinced that Abid Malik can lead him to the MI5 traitor and prevent a second bomb attack. Vik and Rob are sent under cover to Camp Windsmere to break him out.
| Name | Type | Role | |
|---|---|---|---|
| Jack Lothian | Writer | ||
| Parvez Qadir | Guest Star | ||
| Neil Burnett | Guest Star | ||
| Simon Kassianides | Guest Star | ||
| Philip Arditti | Guest Star | ||
| Steve Garti | Guest Star | ||
| Phil Jervis | Guest Star | ||
| Lorraine Burroughs | Guest Star | ||
| Emma Kearney | Guest Star | ||
| Ian Braddock | Guest Star | ||
| Oliver Kieran-Jones | Guest Star | ||
| Angela Murray | Guest Star | ||
| Andrew Readman | Guest Star | ||
| Toby Haynes | Director |