Series 1

April 16, 2018 | 4 Episodes

Series 2

January 20, 2020 | 4 Episodes

Series 3

September 28, 2021 | 4 Episodes

Series 4

October 9, 2023 | 4 Episodes

Series going inside the cordon with Gwent Police's dedicated forensic collision investigators, as they deal with serious incidents on the roads

Series 5

October 8, 2025 | 8 Episodes