Seasons & Episodes
Episode 1
Could CCTV reveal the truth behind a fatal motorbike crash? And after a three-car crash in heavy rain, the team are left
Episode 2
A four-car crash and a multi-emergency response - the team must act quickly to piece it together. And after a single-veh
Episode 3
When a tractor crashes into a family car on a busy city street, officers search for the truth behind the lies and get mo
Episode 4
Following the work of Gwent Police's Collision Investigation Unit, the team are alerted to a serious crash by the latest
Episode 1
The Crash Detectives are called in to investigate a hit-and-run that leaves a cyclist fighting for her life, while myste
Episode 2
When calls start coming in to report debris on the M4 motorway, police discover that a father and son have been in a ser
Episode 3
When a Friday evening trip out in the car ends in a fatal crash, the driver refuses to accept his driving is to blame. T
Episode 4
When a head-on crash leaves a grandfather dead, Chris discovers the answers could lie in electronic data within the car.
Episode 1
The collision team are called in to investigate a high-speed crash on the M4 which closes the motorway in both direction
Episode 2
A pedestrian is seriously injured after being struck by a car in a residential street, but police are suspicious of the
Episode 3
It’s Friday night, and desperate 999 calls start flooding in to report a car travelling the wrong way along the motorw
Episode 4
When a woman dies after being hit by a lorry on her way to play bingo, the team must reconstruct the scene of the crash
Episode 1
When a man is found dead on a dark mountain road, there’s no sign of a vehicle. With just fragments of debris for clue
Episode 2
An 18-year-old man has died in a head-on crash on a country road. As word of the tragedy begins to circulate on social m
Episode 3
When a motorcyclist dies in a crash at a busy city junction, the race is on to find out how the collision unfolded. A ma
Episode 4
As two young children fight for their lives after their family car is hit by a van on the M4 motorway, the team focus on
Nowhere to Run
A road worker is hit by a modified car during a police pursuit. However, when the driver fails to stop, the race is on t
The Last Ride
When a cyclist dies just nine minutes into a time trial on a dual carriageway, a van driver’s arrested. But a single m
In the Shadows
The collision team investigate a late-night crash on an unlit dual carriageway but are stunned to discover the seriously
Hard Truths
Two men on a powerful sports bike fight for their lives after crashing into a wall. A seriously injured woman is cut fre
Silent Witness
Two lorries collide on an industrial estate, leaving one driver injured and investigators searching for answers. But as
Fair to All Parties
When a woman riding an e-scooter is struck by a car, all viewpoints must be considered. And a crash triggers an automate
Out of Sight
A meticulous search for evidence is launched to find out why a driver lost control and collided with a lorry on a dual c
Left for Dead
A man is critically injured after he is ejected from a crashing car – but the driver has fled the scene. As a manhunt
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