Grand Designs Trade Secrets - Episode Guide

The inside track on castles. Kevin and the team have tracked down a selection of wrecks and ruins. Naomi and Deborah offer tips on how to transform a dark and draughty castle into an über-cool home.

Kevin is joined by Naomi Cleaver with her tips on creating a luxury country interior and roving reporter Tom Dyckhoff will be in Holland, searching out the most cutting edge thatch.

Naomi Cleaver has everything you need to know about creating cool chic from other people's rubbish, while Tom Dyckhoff discovers a beautiful building built from discarded car tyres.

Kevin McCloud and Nomi Cleaver look at the dos and don'ts of penthouses, crucial advice for any would-be grand designer, and some incredible buildings for sale.

How to create an eco house that doesn't look as though you've knitted it yourself while Naomi Cleaver dispenses interior design tips on how to make our homes happier and healthier.

Tom Dyckhoff investigates how to convert a church in to a home, and Naomi Cleaver has everything you need to know about salvage, what to use and where.

Kevin McCloud and the team discuss an Art Deco house in Surrey, while Naomi Cleaver shows us the second-hand options for creating a stunning Art Deco interior.

Kevin McCloud and Deborah Saunt discuss the Grand Designs house built on a tiny plot in Peckham. Tom Dyckhoff reveals the secrets of finding an awkward plot and shows some examples.

Tom Dyckhoff looks at how to buy a timber frame second-hand, while Naomi Cleaver reveals all you need to know about using wallpaper, and its revival from the ridiculous to the revolutionary.

Tom Dyckhoff looks at how to build with straw bales and Naomi Cleaver reveals some clever ways to use glass in our homes.

Tom Dyckhoff looks at what you can and can't do with an old building in Italy, and Naomi reveals the best way to cut through Italian red tape.

Kevin McCloud is joined on the show by Naomi Cleaver and architect Deborah Saunt to discuss a house in South London made almost entirely from timber.

Naomi Cleaver, Tom Dykhoff, Kevin McCloud and Deborah Saunt explore the underground world of earth shelters and explain why you can't afford to stay in the dark when it comes to lighting.

Naomi Cleaver, Tom Dykhoff, Kevin McCloud and Deborah Saunt tackle the tricky business of how to build on difficult plots.

Minimalism laid bare as Naomi Cleaver, Tom Dykhoff, Kevin McCloud and Deborah Saunt give the low down on how to get the look right.

Naomi Cleaver, Tom Dyckhoff, Kevin McCloud and Deborah Saunt demonstrate how to go gothic, without going Addams Family.

Naomi Cleaver, Tom Dyckhoff, Kevin McCloud and Deborah Saunt tackle the tricky business of building a contemporary house in the countryside.

Naomi Cleaver, Tom Dyckhoff, Kevin McCloud and Deborah Saunt put the fab back into prefab and show why choosing a kit house makes perfect sense.

All you need to know about buying and building in Italy, as Naomi Cleaver discovers the right way to restore old farmhouses and Kevin McCloud shows how to navigate Italian bureaucracy.

Naomi lights your fire with some cutting-edge fireplaces and Kevin explains why you should always use an architect.

Naomi Cleaver, Tom Dyckhoff, Kevin McCloud and Deborah Saunt cross the Atlantic to look at why our American cousins are pumping more and more cash into prefabrication.

Naomi Cleaver, Tom Dyckhoff, Kevin McCloud and Deborah Saunt look at new barn builds. Kevin shows how to handle an historic building, and Tom has tips on the best materials to use.

How to make your Grand Design a sustainable success. Deborah Saunt investigates green materials, while Tom Dyckhoff explores the UK's first carbon neutral house.

Naomi Cleaver has some great advice on how to transform your bathroom into a mini spa and Tom Dyckhoff brings you the house of the future today.