Jack Doolan, 22, failed to stop after undertaking one car and then crashing into another and the motorway’s central barrier

Dramatic footage shows a driver swerving violently across the M25 and hitting another car before crashing into a concrete barrier.

Jack Doolan, 22, was travelling between junctions 21 and 21a at about 7.50pm on 20 December 2022 when the crash occurred.