Following the men and women who work around the clock on Britain's longest and most iconic road, ensuring the traffic keeps moving and the public is kept safe.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Episode 1 | 2017-05-08 | 45 min |
| Season 1 | Episode 2 | Episode 2 | 2017-05-09 | 45 min |
| Season 1 | Episode 3 | Episode 3 | 2017-05-10 | 45 min |
| Season 1 | Episode 4 | Episode 4 | 2017-05-11 | 45 min |
| Season 1 | Episode 5 | Episode 5 | 2017-05-12 | 45 min |
| Season 1 | Episode 6 | Episode 6 | 2017-05-15 | 45 min |
| Season 1 | Episode 7 | Episode 7 | 2017-05-16 | 45 min |
| Season 1 | Episode 8 | Episode 8 | 2017-05-17 | 45 min |
| Season 1 | Episode 9 | Episode 9 | 2017-05-18 | 45 min |
| Season 1 | Episode 10 | Episode 10 | 2017-05-19 | 45 min |
| Season 1 | Episode 11 | Episode 11 | 2017-05-22 | 45 min |
| Season 1 | Episode 12 | Episode 12 | 2017-05-23 | 45 min |
| Season 1 | Episode 13 | Episode 13 | 2017-05-24 | 45 min |
| Season 1 | Episode 14 | Episode 14 | 2017-05-25 | 45 min |
| Season 1 | Episode 15 | Episode 15 | 2017-05-26 | 45 min |
| Season 2 | Episode 1 | Episode 1 | 2018-04-30 | 45 min |
| Season 2 | Episode 2 | Episode 2 | 2018-05-01 | 45 min |
| Season 2 | Episode 3 | Episode 3 | 2018-05-02 | 45 min |
| Season 2 | Episode 4 | Episode 4 | 2018-05-03 | 45 min |
| Season 2 | Episode 5 | Episode 5 | 2018-05-04 | 45 min |
| Season 2 | Episode 6 | Episode 6 | 2018-05-07 | 45 min |
| Season 2 | Episode 7 | Episode 7 | 2018-05-08 | 45 min |
| Season 2 | Episode 8 | Episode 8 | 2018-05-09 | 45 min |
| Season 2 | Episode 9 | Episode 9 | 2018-05-10 | 45 min |
| Season 2 | Episode 10 | Episode 10 | 2018-05-11 | 45 min |
| Season 3 | Episode 1 | Episode 1 | 2018-09-24 | 45 min |
| Season 3 | Episode 2 | Episode 2 | 2018-09-25 | 45 min |
| Season 3 | Episode 3 | Episode 3 | 2018-09-26 | 45 min |
| Season 3 | Episode 4 | Episode 4 | 2018-09-27 | 45 min |
| Season 3 | Episode 5 | Episode 5 | 2018-09-28 | 45 min |
| Season 3 | Episode 6 | Episode 6 | 2018-10-01 | 45 min |
| Season 3 | Episode 7 | Episode 7 | 2018-10-02 | 45 min |
| Season 3 | Episode 8 | Episode 8 | 2018-10-03 | 45 min |
| Season 3 | Episode 9 | Episode 9 | 2018-10-04 | 45 min |
| Season 3 | Episode 10 | Episode 10 | 2018-10-05 | 45 min |
| Season 4 | Episode 1 | Episode 1 | 2019-05-27 | 45 min |
| Season 4 | Episode 2 | Episode 2 | 2019-05-28 | 45 min |
| Season 4 | Episode 3 | Episode 3 | 2019-05-29 | 45 min |
| Season 4 | Episode 4 | Episode 4 | 2019-05-30 | 45 min |
| Season 4 | Episode 5 | Episode 5 | 2019-05-31 | 45 min |
| Season 4 | Episode 6 | Episode 6 | 2019-06-03 | 45 min |
| Season 4 | Episode 7 | Episode 7 | 2019-06-04 | 45 min |
| Season 4 | Episode 8 | Episode 8 | 2019-06-07 | 45 min |
| Season 4 | Episode 9 | Episode 9 | 2019-06-10 | 45 min |
| Season 4 | Episode 10 | Episode 10 | 2019-06-11 | 45 min |
