A lorry driver was robbed at knifepoint by four man as he was parked in the early hours of yesterday morning.

Between the hours of 1.45am and 3.45am yesterday, the driver was parked up outside Magna Park, close to the John Lewis as he waited to unload his trailer.

The vehicle's cab was broken into by four men, who then held him down at knifepoint and subsequently drove him to a layby northbound on the A5, close to Caldecotte.

The men then unloaded most of his trailer into a large van or small truck, between 7.5 and 10 tonnes, and then unhitched the driver’s trailer from his cab.

The driver was held at knifepoint, before the men drove him in his cab to a layby southbound on the A5, past Little Brickhill.

He was then forced walk out into the woods.

The driver’s cab was then set alight and was seen burning at 3.45am and police were called.

The 37-year-old driver was unhurt during the robbery.

The lorry that was robbed was a 40-tonne Man truck with a white cab and a white and blue trailer and the offender’s vehicle was a van or truck, but the colour is not known.

A large quantity of Bose electrical items was stolen in the robbery.

The robbers are all described as white men.

The first man was between 5ft and 5ft 2ins tall, of slim build and aged between 25 and 30-years-old.

He was wearing black clothing with a hood up and a black facemask and was carrying two knives.

The second man was between 5ft 7ins and 6ft tall of slim to medium build and aged between 30 and 35-years-old.

He was wearing light coloured cargo trousers, a black jacket and hood with a black face mask.

The third man was around 6ft tall, of slim build and aged between 35 and 40-years-old and was wearing all black with a face covering.

The fourth man was between 5ft 7ins and 6ft tall, of slim build and wearing dark clothing and a facemask.

Investigating officer Detective Constable Jo Hudson of the Priority Crime Team based at Milton Keynes police station, said: “This was a distressing ordeal for the victim, who thankfully was not injured as a result of the incident.

“I am appealing to anybody who was in the vicinity of Magna Park or travelling along the A5 between Caldecotte and Little Brickhill between 1.45am and 3.45am and believe that they witnessed any suspicious activity to please make contact with police.

“I’m particularly keen to hear from anybody who has dash-cam in their vehicles to please check this and contact police on the 24-hour non-emergency number 101 if it has captured anything that can assist this investigation.

“Similarly, if anybody has been offered any Bose electrical goods or has any information into this robbery, please get in touch, quoting reference number 43200393163.

“You can also make a report online, or for 100% anonymity, call the independent charity Crimestoppers on 0800 555 111.”