Matt and Sophie want to build a giant family house of fun with secret dens, a fireman's pole and a James Bond room. Kevin can't wait to see the final outcome.

Next on TV: Wed 4 Oct, 9pm

Rosa and Craig battle the elements to convert a decommissioned steam railway reservoir

Wed 27 Sep, 9pm | 47 mins

Wye Valley 2023

Two decades on, has Sue and Martin's ancient barn renovation finally come to fruition?

First shown: Wed 9 Nov 2022 | 47 mins

Devon Revisit 2022

Have Paul and Carol finally finished building their fortress-like home?

First shown: Wed 2 Nov 2022 | 47 mins

Bolton Revisit 2022

How much has Vicky and Ed's wildly ambitious cowshed conversion changed their lives?

First shown: Wed 26 Oct 2022 | 47 mins

South Somerset Revisit 2022

Where are Edward and Hazel now after their plans to build a lighthouse hit rocky waters?

First shown: Wed 19 Oct 2022 | 47 mins

North Devon Revisit 2022

Corinne plans to build a wedge-shaped home on a sliver of her garden

First shown: Wed 12 Oct 2022 | 47 mins

Sydenham Hill, London 2022

John and Helen build a high-tech, accessible glass pavilion, complete with wildlife garden

First shown: Wed 5 Oct 2022 | 47 mins

Dunstable 2022

Mike and Sarah build a multigenerational longhouse, but it proves far from easy...

First shown: Wed 28 Sep 2022 | 47 mins

Derbyshire 2022

Zimbabwean-born Davi and Matt from Australia set out to build a house in the Chess Valley

First shown: Wed 21 Sep 2022 | 47 mins

Chess Valley 2022

Ship's captain Dorran builds a super-modern underground lair on a hill outside Canterbury

First shown: Wed 14 Sep 2022 | 47 mins

Canterbury 2022

Kate and Rob replace their 1940s past-it prefab with a bespoke, modern, factory-built home

First shown: Wed 7 Sep 2022 | 47 mins

Tunbridge Wells 2022

Can Colin and Adele turn disaster into triumph and complete their eye-popping build?

First shown: Wed 31 Aug 2022 | 47 mins

South Manchester 2022

Geoff builds a flood-resistant architectural marvel on a flood plain on the Essex coast

First shown: Wed 13 Oct 2021 | 47 mins

East Essex 2021

Can Rob and Ruth conserve a 200-year-old former mill's original atmospheric magic?

First shown: Wed 6 Oct 2021 | 47 mins

South Lakeland, Cumbria 2021

Will Dan and Nina's family home be sublime and sleek or a Shrek-like swamp?

First shown: Wed 29 Sep 2021 | 47 mins

Chichester, West Sussex 2021

Gretta plans to build a Malaysian pavilion, designed by her nephew, on her sister's land

First shown: Wed 22 Sep 2021 | 47 mins

Ely, Cambridgeshire 2021

Iain and Jenny plan to build an enormous black building in the middle of a country estate

First shown: Wed 15 Sep 2021 | 47 mins

Kinross 2021

Olaf creates an oasis on a tiny slice of land near a mainline railway and A-road

First shown: Wed 8 Sep 2021 | 47 mins

Billingshurst, Sussex 2021

Joe and Claire hope to create a home that looks like a huge piece of art. It's not easy.

First shown: Wed 1 Sep 2021 | 47 mins

Huxham, Devon 2021

Adrian and Megan's concrete dream became a nightmare. Kevin's back to see the end product.

First shown: Wed 14 Jul 2021 | 47 mins

Lewes Revisit 2021