Follow an unlikely group of British customs employees sent undercover to infiltrate some of the country's most dangerous criminal drug gangs.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Pilot | 2014-08-13 | 60 min |
| Season 1 | Episode 2 | Chemistry | 2014-08-20 | 60 min |
| Season 1 | Episode 3 | Lords of War | 2014-08-27 | 60 min |
| Season 1 | Episode 4 | Betrayal | 2014-09-03 | 60 min |
| Season 1 | Episode 5 | Rogue | 2014-09-10 | 60 min |
| Season 1 | Episode 6 | Gauntlet | 2014-09-17 | 60 min |
| Season 1 | Episode 7 | Quicksand | 2014-09-24 | 60 min |
| Season 1 | Episode 8 | Iconoclast | 2014-10-01 | 60 min |
| Season 1 | Episode 9 | Wilderness of Mirrors | 2014-10-08 | 60 min |
| Season 1 | Episode 10 | Identity | 2014-10-08 | 60 min |
| Season 2 | Episode 1 | The Legend of Dmitry Petrovich | 2015-11-02 | 60 min |
| Season 2 | Episode 2 | The Legend of Kate Crawford | 2015-11-09 | 60 min |
| Season 2 | Episode 3 | The Legend of Curtis Ballard | 2015-11-23 | 60 min |
| Season 2 | Episode 4 | The Legend of Iiyana Zakayeva | 2015-11-30 | 60 min |
| Season 2 | Episode 5 | The Legend of Terrence Graves | 2015-12-07 | 60 min |
| Season 2 | Episode 6 | The Legend of Tamir Zakayev | 2015-12-14 | 60 min |
| Season 2 | Episode 7 | The Second Legend of Dmitry Petrovich | 2015-12-21 | 60 min |
| Season 2 | Episode 8 | The Legend of Doku Zakayev | 2015-12-28 | 60 min |
| Season 2 | Episode 9 | The Legend of Gabi Miskova | 2015-12-28 | 60 min |
| Season 2 | Episode 10 | The Legend of Alexei Volkov | 2015-12-28 | 60 min |
| Production | Charlie Leech | Producer |
| Production | Neil Forsyth | Executive Producer |
| Production | Ben Farrell | Executive Producer |
| Production | Richard Bradley | Executive Producer |
