The Great Interior Design Challenge

Season 1

It is the final of the Great Interior Design Challenge, and after starting with 24 amateur interior designers, it is down to the last two. This time the stakes are raised as each amateur interior designer is given a grand Georgian house where they must redesign the hallway, front room, guest room and a child's bedroom. It is a huge undertaking. The money has gone up to £4,400 and they now have 72 hours, the help of two builders and a decorator.

It is the semi-final and the four winning interior designers from the quarter-finals fight it out for the two places in the final and the chance to win the Great Interior Design Challenge. This time the amateurs take on four enormous front rooms in beautiful Arts and Crafts Victorian houses in Moseley, Birmingham.

It's the second quarter-final and four more winners from the previous eight heats are now ready to paint, sew and build their way to win the last two places in the semi-final of the Great Interior Design Challenge. This time the amateurs are being challenged to redesign four compact bedrooms in a 1950s brutalist tower block in Bethnal Green, east London. The spaces are smaller, but it makes the challenge tougher.

It's the first quarter-final and four of the winners from the previous eight heats are now ready to paint, sew and build their way to a gain the first two places in the semi-final of the Great Interior Design Challenge. This time the amateurs are taking on four thatch cottages in Milton Abbas, Dorset. Having won a heat already, confidence is running high for all the amateurs, but they have to prove they have versatility and new ideas.

It's the last of the eight heats as three new designers battle it out for the last place in the quarter-final and the chance to win The Great Interior Design Challenge. This time the amateurs are taking on three vast living rooms in Brighton.

It's the penultimate of the eight heats as three more designers fight it out for one of the last places in the quarter-finals. This time the programme has travelled to Berrylands in the heart of London's suburbia. The owners of these classic semi-detached 1930s homes are hoping the three amateur designers will bring new life and vigour to their front sitting rooms.

It's the sixth of the eight heats as three new designers battle it out for a place in the quarter-final. This time the amateurs are creating interiors for three beautiful Georgian almshouses in Southwark, London. They will have 48 hours, £1,000 and the help of a builder to turn three sitting rooms into modern designs fit for the inhabitants of these 250-year-old homes.

It is the fifth of the eight heats as three new designers battle it out for a place in the quarter-final. This time the amateurs are taking on the toughest of makeovers - three kitchens. They will be painting, tiling and creating their own designs in three 1960s homes in an estate in Ashstead, Surrey.

In the fourth heat, the amateurs are in south east London on the River Thames, taking on sitting rooms in neighbouring homes in a beautiful converted mill. Architectural historian Tom Dyckhoff discovers the history of the mill and the local area, as judges Sophie and Daniel decide who has the winning design.

It is the third of the eight heats as three more designers battle it out for a place in the quarter-final. This time the amateurs are taking on very unusual and rather beautiful homes in Beckenham, Kent. Built in the 1930s, these homes are classic art deco design - blocky, bright white with a touch of Hollywood glamour. The amateurs are asked to redesign sun rooms at the very top of the houses. Surrounded by glass, they create a unique challenge for the designers.

In the second of eight heats, three more designers battle it out for a place in the quarter-final, this time taking on three knocked-through sitting rooms in neighbouring homes in a terrace in Salford. Architectural historian Tom Dyckoff discovers the history of the homes and the workers they were built for, as judges Sophie and Daniel decide who has the winning design.

In the first of eight heats, three contestants take on large bedrooms in north London.