TV Guide 5Action Saturday

A suspect assaults Steve with his car keys, leaving the officer in need of urgent medical attention, while Charlie and Paul pursue a motorist who drove off from a garage without paying for fuel. Chris and Sophie spot a bunny-hopping learner driver who already has eight points on his provisional licence

Bob and BoBo are in pursuit of a clapped-out white van through the back streets, where a dead end brings the vehicle to an abrupt halt and the occupants make off on foot. Martin clocks a driver speeding at more than 100mph, while Kev and rookie Oliver expose a cunning insurance scam

In Sunderland, PC Will Hunter stops a driver who is dangerously overtaking other vehicles and gets out the breathalyser. Outside Newcastle, PC Brian Camsell stops a car with suspected cloned number plates, with the driver claiming to have bought the car that morning for cash - with no receipt. But a search of the car reveals a set of number plates and accessories often favoured by thieves

PCs Jamie Leslie and Jan Simlesa are patrolling in North Tyneside when they spot a shifty driver in a car that is the worse for wear. As the vehicle turns into a cul-de-sac, they signal for him to stop but he rams their police car and takes off, sparking a high-speed pursuit

Sgt Dave Roberts races to the scene when a child is knocked off his bike by a car outside a school in Gateshead, but the wait time for an ambulance is three hours. PC Mary-Ann Hutchison receives a call from the police helicopter after its crew witness a man being assaulted and his assailants speeding away in a car

Sgt Dave Roberts goes in pursuit of a car suspected of having cloned number plates, but the driver refuses to stop despite two flat tyres from a stinger and decides to drive the wrong way down the A1. PC Jamie Leslie pulls over a woman who is suspected to be high on drugs while driving, only to find out that he's arrested her before and she is less than happy to see him

In the middle of the night in Sunderland, PC Will Hunter spots a BMW with a burst tyre and spitting out plumes of smoke. As he turns around to follow it, the driver decides to ditch the car in the middle of the road and make a run for it and Will chases him on foot, but loses the suspect's trail. Will searches the car and finds the driver has left his mobile phone behind, with checks revealing he lives nearby. Time for Will to pay the driver a home visit and see what he has to say

An embittered bounty hunter spends weeks on the trail of an elusive outlaw in the hope of claiming the $5,000 reward on his head. However, he makes the mistake of enlisting two dubious acquaintances to help him - an error of judgement that threatens to cost him more than just the money. Anthony Mann's Western, starring James Stewart, Robert Ryan, Ralph Meeker, Millard Mitchell and Janet Leigh

An embittered bounty hunter spends weeks on the trail of an elusive outlaw in the hope of claiming the $5,000 reward on his head. However, he makes the mistake of enlisting two dubious acquaintances to help him - an error of judgement that threatens to cost him more than just the money. Anthony Mann's Western, starring James Stewart, Robert Ryan, Ralph Meeker, Millard Mitchell and Janet Leigh

Mulder and Scully investigate the case of an air force test pilot who suffers a mental breakdown and subsequently disappears without trace. Mulder is convinced there is a connection between the missing airman and UFO sightings in the area, but the military are determined to stop them from learning too much. A mysterious stranger offers information on what the government is trying to hide. Guest starring Seth Green (Family Guy)

An old friend seeks Scully's help in a murder investigation, in which the victim had his liver torn out and no clues can be found as to how the killer got into the building. Mulder discovers a connection to a series of similar killings decades ago, leading to a confrontation with a bizarre mutant who is able to crawl through tiny spaces and needs to kill five victims every 30 years to survive

Mulder and Scully go in search of a teenage girl who vanished at a lake famous for UFO sightings. Mulder thinks the girl was abducted by aliens, but Scully suspects the similarity between this case and his sister's disappearance is clouding his judgement. The missing girl's younger brother has inexplicably gained access to a binary code that contains highly classified information

Freezing conditions and a thick blanket of fog causes chaos for drivers up and down the country, with the treacherous conditions having forced a tanker to slide off the road near Northampton. On a busy motorway in the north west, the Highways England team is tasked with rescuing a family broken down on the hard shoulder in thick fog