Quest +1

Permit delays force the Poseidon Crew off-road as they try to survive the season. Plus, the Dust Devils take a gamble on mine waste they hope contains fine gold.

Marcus and Linden fear a flat battery could leave them stuck in the outback for days. Plus, Shane and Russell make a desperate attempt to get their season on track.

Old-timers Ray and Paul return to the spot where they removed a huge boulder to see if there are any gems underneath. Newcomers Matt and Amber look for sapphires.

Old-timer Ray has a new concession, but drilling a hole involves a whole slew of problems. And Michael and Cherie's concession does not yield enough sapphires.

Mike Brewer tests the market with a customised pick-up. Mrs Brewer hatches an expansion plan, and the team take on a 1980s hot hatch restoration.

Henry and Fuzz visit an ex-commercial pilot with two hangars' worth of stuff. He's got classic cars and even planes, but a BSA with missing parts may prove to be a bridge too far.

Henry and Guy go to Wiltshire to see Phil Pearce, where they find sheds full of tractors, classic cars and police bikes. Phil may have to drive a hard bargain.

In awe of a huge collection of classic cars from all eras in Northamptonshire, Henry and Fuzz decide to transform a 1920s Model A Ford pickup truck.

In Somerset, Simon O'Brien and Henry Cole meet sisters Katherine and Bex, who run an animal sanctuary and a theatre props business. Restorations and upcycles include the biggest guinea pig hutch you have ever seen.

A huge haul of silver leaves Angus speechless and raises a staggering amount at auction. Later, Angus helps Susan clear a huge collection of railwayana.

Angus tries to fund a couple's move to the US by selling their precious gemstones and retro video games, and later unearths some pricey 70s furniture.

Dealer Ochuko Ojiri and auctioneer Charles Hanson root around antiques shops, searching for items to sell at auction. In their bold, blue 1970s classic car, our duo have reached the Pennines.

Ant uncovers a rusty 1960 Austin Healey Frogeye Sprite that reminds him of his youth, but an unexpected leak means costs could spiral.

Johnny scours northwest Wales for smaller items to sell at the shop. His head is turned by a rare clockwork secretary toy with a hefty price tag.