High Street TV 4

The team restores a 1950s hot towel machine for a family of Cypriot barbers, a ceramic poppy created for the WW1 centenary and a precious portrait.

Drew accepts a private invitation to one of the grandest stately homes in the country, Palace House. He is stunned by a large collection of electric light fittings.

On a trip to Sheffield, Drew tries to agree a deal on some incredible industrial pieces. Later, he checks out a collection of unusual hunting artefacts in Ludlow.

Deep in Western Australia's Goldfields, three teams of hardcore gold prospectors risk their dreams and futures, in pursuit of the ultimate reward.

Mechanical disasters and a high-stakes gamble threaten to derail the gold season for Dirt Dogs, Vern and Leon and Gold Gypsies, Chris and Greg.

The Bushmen clash with opal thieves raiding one of their mines. The Cookes hack an old digging machine, while the Fire Crew hunt for a deposit of rare black opal.

Bushmen Rod and Les risk their lives reopening a long-abandoned mine. New team the Young Guns go deep underground for the first time, hunting pineapple opal.

The team restores a 1950s hot towel machine for a family of Cypriot barbers, a ceramic poppy created for the WW1 centenary and a precious portrait.

Henry and Fuzz visit Warwickshire to revive a battered Ford Transit. Once a workhorse of Britain, now a rusted relic longing for a second life.

Andy And Tim / Petrol Pump. Henry and Fuzz head for Suffolk to rummage through Andy and Tim's collection of vintage vehicles, eccentric oddities and exquisite automobilia.

Henry and Sam go to Hull to meet Mandy, whose late husband was an avid collector of classic motorbikes. There are several rare Vincents and Ariels on offer.

Angus clears a collection of ancient artefacts from the home of a legendary musician. He then helps sisters part with their aunt's treasures.

Angus visits a house packed to the rafters with vintage copper. Then he helps a couple clear their home before they relocate to Thailand.

Experts Raj Bisram and Irita Marriott hit the road again, winding each other up, cracking bad jokes and looking for exquisite antiques in Wales.

Raj and Irita look for antique goodies in Wales, but finding beautiful things that don't need two strong assistants to carry them isn't easy.

Henry and Fuzz visit a farm near Colchester with vintage tractors galore. The boys come away with a classic Fordson and some old traffic lights.

The boys visit Rob, who has an impressive collection of vintage British bikes. They find a BSA Bantam and a classic 1930's Austin Ten automobile.

Drop It Low, Drop It Slow. Guz fits air ride suspension to his Honda S2000, explores slammed car culture, and takes a £750k Porsche for a spin - very carefully.

Dara Ó Briain hosts hilarious chat and games with guests Rhys James, Angela Barnes, Alasdair Beckett-King, Ria Lina, Sean McLoughlin and Mark Simmons.

How do pilots perform jaw-dropping aerobatic stunts at supersonic speeds without crashing? How can a ski slope in the desert be kept cool? And how is sushi made.

How do they turn the trash from the world's biggest St Patrick's Day parade into power, transform a luxury limo into a racing car and craft the ultimate supersteel sword.

How do they make the world's most famous hat, and does it really hold ten gallons? Plus, how do they repair cables on the sea floor and feed 100,000 aeroplane passengers a day.

How do they stop planes from icing up; how is clay used to keep glossy magazines looking sharp; and how do they build an electric car that can reach 200kmph.

Mike is seduced by a Land Rover Discovery Mk1 with low mileage. But with no MOT, a leaking sunroof and rust problems, Elvis faces a big challenge.

Mike and Elvis have one of their toughest challenges yet: can they make an Audi RS6 estate car faster than a sportscar? Elvis has doubts after a hazardous test drive.

Henry and Fuzz visit Warwickshire to revive a battered Ford Transit. Once a workhorse of Britain, now a rusted relic longing for a second life.

More everyday items go under the microscope. What are the production processes behind common objects including wood panel canvases and shoelaces.

More everyday items go under the microscope. What are the production processes behind common objects including Asian bowl meals and walking canes.

Dominic and Tim are challenged to restore a vintage slot machine. David rescues a worn-out bass guitar, while Suzie works on a hand-carved belt.

In Newcastle, Drew goes on a spending spree to replenish his stock of Victorian furniture. Then, he tours a grand but neglected estate to uncover any hidden gems.

Drew finds an impressive collection of antiques at an 18th century manor. Plus, he checks out a garden filled with more than 200 life-sized sculptures.

The Dirt Dogs are forced to uproot their entire operation. The Gold Gypsies face a major decision. Henri and Kelli strike salt-lake gold.

Torrential rain threatens to drown the Dirt Dog's season. Henri and Kellie hit a hot streak. The Gold Gypsies strike a once-in-a-lifetime find.

Rookie team the Young Guns have a life-threatening moment hunting legendary pineapple opal. The Cooke Bros scramble to hunt on another miner's claim for a share of the find.

The Tunnel Rats blast their way to a fortune and solo prospector Col Duff is stranded deep in the Queensland outback. Rookie Sam runs out of air underground.

Dominic and Tim are challenged to restore a vintage slot machine. David rescues a worn-out bass guitar, while Suzie works on a hand-carved belt.

Henry Cole and the team take on a classic 1950s Massey Ferguson combine harvester in one of their biggest restorations yet.

Henry and Fuzz are in West Sussex at Dino's mega-shed. He's got buses, vintage sports cars, rare motorbikes and oodles of motoring ephemera.

Chopper Roy / Triton And Bantam. Henry and Fuzz head to 'Chopper Roy's' place. His vintage British motorbikes and a classic seventies sports coupé catch their eye.

A Gold Medal & A Hand Grenade. A surprise find in a client's garden has Angus's team stunned, but will a big silver key unlock a generous donation to a worthy charity.

Angus receives a call from two sisters desperate to find new homes for their late father's incredible collection of circus memorabilia.

It's all gold and silver on Raj's and Irita's third leg. They find their groove in Birmingham's reggae heartland before a surprise auction result.

Raj and Irita embark on a five-county tour of The Fens. On the way, they'll discover secret doors, prehistoric artefacts and time travel.

Henry and Fuzz find a rare 1929 Standard Teignmouth pick-up. Intrigued by this unusual beast, can they figure out what they're going to do with it.

Things appear to be on the up when they land a prestigious Morgan job, but a disastrous E-Type re-build prompts an emergency audit by Richard's mum.

Drop It Low, Drop It Slow. Guz fits air ride suspension to his Honda S2000, explores slammed car culture, and takes a £750k Porsche for a spin - very carefully.

How do they provide services in one of the world's largest casino hotels, cut through metal with a beam of light, and build a golf course in the desert.

How do they drill through a kilometre of solid rock, pick 20,000 oranges a minute for juice, and get glass to curve without cracking.

How do they service the A380, the world's largest plane? Plus, how do they generate 500,000 kWh from 1oz of uranium, and build and tune a piano to concert standard.

How do they make the magic suits that stop jet pilots blacking out when they are flying, and how can a robo-cop stop a stolen car without a high-speed chase.

Mike gambles on a Ford P100 imported from South Africa to Scotland. But it's hit with a series of problems - and will it cope with the UK's weather and roads.

Mike finds an Alfa Romeo GTV with some fails, but he reckons Elvis can sort it. Can he get it ready for an Italian road trip to re-create the GTV Cup.

Henry Cole and the team take on a classic 1950s Massey Ferguson combine harvester in one of their biggest restorations yet.

More everyday items go under the microscope. How are common objects including power trainers and coffee pods made.

More everyday items go under the microscope. What are the production processes behind common objects such as beehives and cast iron cookers.

Suzie and Julie are tasked with restoring an unusual leather rhinoceros. Dominic works on a rusty weathervane, while Steve revamps a little racing car.

Comedian Johnny Vegas joins Drew on a special salvage road trip. They visit a collection of outsider art in Wigan and a warehouse full of illuminations.

Modern day treasure hunter Drew Pritchard travels the length and breadth of the UK in search of weird and wonderful objects. The bigger the hoard, the happier he is.

The Dirt Dogs fightback comes down to a make-or-break clean-up. Meanwhile, Henri and Kellie risk life and limb to stay on a hot streak.

Kellie and Henri face poachers and a dry streak. The Dirt Dogs must break new ground to stay in business. The Gold Gypsies seek precious reef gold.

Old partners Aaron Grotjahn and Col Duff reunite on a prospecting mission. Meanwhile, the Tunnel Rats race to protect their claim as rival miners close in.

The Bushmen risk their lives in the fight to get their one-tonne digger down a 20-metre deep mine shaft. Plus, new alliances are forged as the Boulder Boys hit pay dirt.

Suzie and Julie are tasked with restoring an unusual leather rhinoceros. Dominic works on a rusty weathervane, while Steve revamps a little racing car.

Henry Cole and motorcycle guru Sam Lovegrove travel from Cornwall to Oxfordshire to rummage in some of Britain's most amazing sheds and make some cash.

Henry and Sam are in Buckinghamshire seeking hidden automotive gems to sell. They find stationary engines, traction engines and vintage petrol cans.

Henry and Fuzz are down on the farm in Oxfordshire. They unearth mowers and tractors in Tim and Camilla's barns but end up buying something very different.

Henry and Fuzz motor over to Taff's place in Lincoln. His extensive collection of Easy Rider-style chopper motorbikes includes an engraved 1970s Yamaha.

A Rare Bear And A German Cat. A customer needs help to thin out the items inherited from her father. Plus, two brothers learn the worth of their late father's eclectic hoard.

A couple of Sherlock Holmes fans sell silverware, costumes and books after a flood hit their home. Plus, will army swords score big at auction.

Day 5. Raj and Irita head to the seaside in Lincolnshire. It's the last chance to hit the shops before their final auction showdown.

Izzie Balmer and Mark Hill head to Wales for the start of a new trip in Pembrokeshire. Magic tricks and a folding cake stand head to auction.

Angus clears a widow's home and uncovers her husband's collection of radio equipment, but it's part a Lancaster Bomber that excites bidders.

Angus unearths vintage toys and faces a downsizing dilemma. He auctions a collection of rare stamps, and some beloved Art Deco furniture.

Angus foxtrots into Oti Mabuse's glitzy home and faces a fridge freezer first. And he battles TV presenter Martin Roberts' toy collection.

How do they program robots to build cars, how are wine bottles sealed, and how can sea water be transformed into fresh drinking water.

Find out how they blast 10,000 tonnes of rock, how the earth is mapped from space, and how fresh flowers are provided all year round.