Architect Louise and banker husband Milko Ostendorf convert a Victorian violin factory in built-up London into a luxury home, but neighbours London Festival Orchestra start a bitter battle over incorrectly-coloured bricks in a shared wall.

Kevin McCloud meets a couple who have spent 15 years planning their dream home - an exotic and inspired wooden-framed house - but is the New Forest ready for such a Grand Design?

Ruben and April are climbers based in Ediburgh. They buy and gut an old stone schoolhouse, creating a restored period house on the outside with a huge open plan apartment style interior.

David and Anjana live in a tiny coach house with a huge backyard. They propose to build a large modern house curved around a protected chestnut tree. To save money Anjana will be the project manager.

Former Pet Shop Boys manager Tom Watkins and his partner Darron have spent years dreaming of building a controversial seaside modernist, Bauhaus-inspired white cube for them and their C20th pop culture collection.

Kevin McCloud follows a couple who have found a plot with a view to die for on the west coast of Scotland. The trouble is, they are not sure what kind of house they want.