Grand Designs Today Main cast, played by Melanie Sykes Episode 1x01: Episode 1 (Apr 5, 2008) Episode 1x02: Episode 2 (Apr 6, 2008) Episode 1x03: Episode 3 (Apr 7, 2008) Episode 1x04: Episode 4 (Apr 8, 2008) Episode 1x05: Episode 5 (Apr 9, 2008)