Streatham Art Deco Flats (Season 4 Episode 6 of 9): The last quarter-final sees the transformation of two rooms in 1930s art deco flats. The Great Interior Design Challenge airs on HGTV at 7:00 AM, Friday 1 March. The last quarter-final sees the transformation of two rooms in 1930s art deco flats
Georgian Terrace (Season 3 Episode 5 of 16): The three remaining designers work on a smart Georgian terrace in Bath. The Great Interior Design Challenge airs on Really at 1:00 PM, Friday 1 March. The three remaining designers work on a smart Georgian terrace in Bath
Aberaeron Georgian Houses (Season 4 Episode 5 of 9): Two designers battle it out for a place in the semi-final. The Great Interior Design Challenge airs on HGTV at 7:00 AM, Thursday 29 February. Two designers battle it out for a place in the semi-final
Thatched Village (Season 3 Episode 4 of 16): Transforming a bedroom in a thatched cottage. The Great Interior Design Challenge airs on Really at 1:00 PM, Thursday 29 February. Transforming a bedroom in a thatched cottage
Aberaeron Georgian Houses (Season 4 Episode 5 of 9): Two designers battle it out for a place in the semi-final. The Great Interior Design Challenge airs on HGTV at 1:00 AM, Friday 1 March. Two designers battle it out for a place in the semi-final