Guest Stars Amelia Clarkson as Mariana Stableforth Bronagh Waugh as Debbie Clumson Patsy Kensit as Bella Stableforth Wade Briggs as Callen Shaw Geoff Bell as Gerry Stableforth Freddy Carter as Benjamin Stableforth Doon Mackichan as Melanie Parker Youssef Kerkour as Dave Chadwick Sutara Gayle as Daloris Green Leila Khan as Riley Biggs