The team crack down on a taxi driver who subjected one of his passengers to a terrifying attack. They also investigate complaints about a foul odour coming from a butcher's shop. And they get justice for a grieving mother whose daughter died after taking slimming pills bought on the internet.
Our defenders investigate a factory fire that rages out of control for several hours, forcing residents to evacuate their homes. They catch a tipper truck driver on camera as he illegally dumps 20 tonnes of industrial waste in the street, and they are shocked to discover a warehouse crammed with fake goods worth £3 million.
The defenders investigate an explosion which leaves two brothers dead. A young girl is on the road to recovery after she was viciously attacked by her neighbours' dogs. And the victim of a crash for cash motor insurance scam is determined not to let the fraudsters get away with it.
The defenders crackdown on dealers selling dangerous bodybuilding drugs online. Plus they are on the trail of travel agents conning families out of thousands of pounds. And they take action against a golf club preparing food in filthy conditions.
The defenders battle to keep the roads safe as four people lose their lives when a lorry driver using his mobile phone ploughs into them. And they crack down on the rogue airport car parking companies ripping off holidaymakers.
The defenders take down a waste removal boss who illegally dumped 2,000 tons of rubbish in the Devon countryside - then set fire to it. They also crack down on an illegal puppy-farming gang conning people into buying sick and dying dogs.
The defenders crack down on the shops which illegally sell knives to under-18s. And former EastEnders actress Brooke Kinsella talks about her younger brother Ben who died after being stabbed 11 times.
An 80-year-old woman is bombarded with scam mail and tricked into handing over an estimated £50,000. Her daughter is so outraged that she starts a campaign to ensure no-one else gets caught by scams like this.
Trading Standards team up with Ed Sheeran's manager to take on the ticket touts making millions of pounds at the expense of ordinary music fans. Their e-crime team discovers one case in which tickets with a face value of £75 are being sold for thousands. In the first prosecution of its kind, two of the most prolific touts are charged with fraudulent trading and end up going to jail. The result is hailed as a victory for ordinary fans.
DVSA inspectors investigate the cause of a horrific crash in which an HGV careered out of control, smashing through a motorway central reservation and killing two people. The HGV is found to have a defective braking system and is one of a fleet of vehicles operated by a company putting profits before safety. The haulage company's boss faces the prospect of jail after the inspectors discover he ignored warnings about the defective brakes.
The Civil Aviation Authority catches a fraudster who lied to get a job as a captain with one of the UK's largest airlines. After looking into his background, they discover his deception when he accidentally plunges an aircraft into darkness.
Hundreds of pensioners are left stranded after booking a five-day holiday in Torquay. They only discover they've been conned when the coaches that are supposed to pick them up don't arrive. Trading standards officers are determined to bring the boss of the bogus coach holiday company to justice.
A seven-year-old boy suffers a fatal electric shock during a family visit to their local pub. Investigators discover a catalogue of electrical faults, including 12 defects that were an immediate danger. In another case, they close in on a fraudster bombarding us with scam text messages claiming to be from well-known organisations including the Royal Mail and HMRC.
An investigation into an £800,000 home improvement scam reveals that fraudsters are using a kitchen extension built by someone else as a fake show home and posting fake reviews on their website to help persuade customers to hand over large deposits. The fraudsters pocket the money, but no work is ever carried out.
A secret surveillance operation uncovers a shocking case of human trafficking and modern slavery. Scores of young men and women are being kept as prisoners and forced into unpaid labour, working for nothing at a car wash in Bristol.
Enforcement officers investigate the death of a worker at one of the UK's largest recycling plants. They seize more than 300 hours' worth of CCTV footage that shows dangerous work practices and breaches of health and safety rules in the days running up to the tragedy.
Investigators crack down on companies deliberately bombarding the elderly with marketing phone calls and pressuring them into taking out insurance policies and setting up direct debits. It's a lucrative business, but they are determined to put a stop to it.