The Crash Detectives — Season 1, episode 4 watch online

The Crash Detectives, season 1 episode 4: air date May 7, 2018. Episode overview, season trailer and the cast of The Crash Detectives.

In the final episode of the series following the work of Gwent Police's Collision Investigation Unit, the team are alerted to a serious crash by the latest in-car technology, and turn to 3D laser scanning to help establish the facts of what happened. And after a van crashes into a bus shelter, they must find and interpret the evidence to solve the mystery of why the driver lost control.