An M66 head-on collision during rush hour brings traffic to a standstill. Patrollers must get thousands of motorists off the road, but some drivers take matters into their own hands.

Sharon and Tony have to pick up the pieces when a young man runs into some expensive trouble on the M60. Boy racers crash a car in Rochdale, causing traffic to back up onto the motorway.

Gavin and Ryan deal with a vehicle that's smashed into the central reservation of the M62. Vicky and Steve receive reports of a badger crossing the Manchester ship canal via the M6.

Extreme snow and wind hits the West Midlands and causes chaos on the M6 for motorway patrollers on the night shift. A pick-up truck flips upside down in the snow. As the blizzards continue, gritting teams are out in force trying to protect the roads.

A broken-down vehicle on a high-speed slip road is not what it seems, there's a four-car collision on Britain's highest motorway, and a driver is stunned when a wheel falls off her car.

Manchester is gridlocked when a pile-up blocks the M60, three men are stranded on Spaghetti Junction, and the M6 is brought to a standstill by a dog running up the middle of the lanes.

A terrified family need help in the middle of the M60, an HGV grinds to a halt on the motorway at night, and a rogue deer looks like he's planning to cross the M62.

The motorway patrollers face off with a pack of escaped sheep. A driver attempting to get home on an empty tank is confronted when he runs out of fuel in a live lane of the motorway. And a seven car pile-up on the M62 causes Friday night chaos.

Motorway patrollers Gavin and Ryan race to a serious car fire on the M60, a breakdown in the middle of the night on an unlit section of motorway puts lives in danger, and a serious accident is narrowly averted when an HGV runs over a wheelbarrow.

On the M5 near Birmingham, Patrollers Dave and Martyn shut down the motorway when a car on fire gets dangerously out of control and is discovered to be packed with explosive contents.

On the night shift in the control room near Leeds, motorway dispatcher Stuart spots a car crash on the busy M62, on CCTV. A pick-up truck towing a trailer spins out of control, flips over sideways and hits the crash barrier.

Just outside Manchester, patrollers Victoria and Darren fight their way through heavy traffic to reach a high-speed crash on the M62. It's a pile up with 15 people involved.

Patrollers Chris and Woody work 12 of the busiest motorways in Britain including the M6. They race to the rescue of a young woman who swerved to avoid a tyre but crashed.

In the north-east near Leeds, patrollers Helen and David are racing to a nightmare breakdown in the middle of an unlit section of the M1 when it's smashed into at high speed by another vehicle.

In the northeast near Leeds, patrollers Helen and David are racing to a nightmare breakdown. Meanwhile, outside Manchester, an elderly couple are stranded in the dark when their car suddenly stops in a live lane.

A woman attempts to wave down traffic on the M6, a young driver gets trapped in his car after crashing into the central reservation, and a lorry cab threatens to catch fire on the M5.

During rush hour northwest of England, patrollers Steven and Sue hit traffic jams near Warrington and discover a three-car RTC with one driver injured and trapped in her car.

Patrollers Alex and Steve are called to an emergency when a horsebox catches fire, risking an emergency shutdown of the entire M1.

A wheel ripped from a car in a high speed crash bounces across the carriageway and causes three more accidents. And a car out of fuel causes chaos in the Birmingham rush hour.

The return of the documentary following emergency patrol teams, beginning as the North East Control Team deal with a serious accident on the M18 near Doncaster.