OCD-diagnosed Carly spends up to seven hours a day cleaning her two bedroom flat. She Nesta from Staffordshire, who allows animals the run of her house. Rob cleans his house up to 30 times a day and attempts to help widow Soo and her son Joe, who have amassed a collection of charity shop bargains.

Medical scientist Kris spends over 22 hours a week keeping his three bedroom home in Wakefield germ free and he attempts to help single mum Edwina and her teenage daughter Natalie in Derby who haven't deep cleaned their house since they moved in nearly a ten years ago. TOCD diagnosed 41-year-old beauty therapist Fiona from Bedford attempts to help married couple Jenny and Paul in Surrey, whose three bedroom house has become overwhelmed with clothes, toys and games.

Gemma, who makes her Chihuahuas wear boots indoors, helps single mum Annia, a self-confessed hoarder in Norwich. And Dai meets Michelle and her menagerie.

Yorkshire-based bank employee Tracey rises at 5am each day to start her cleaning routine. She travels to Norfolk to help charity worker Kerry, who lives in a three bedroom house with a family of foster dogs from Romania. Plus, full-time mum Shelley comes to the aid of amateur inventor Lee, who has filled his house with items collected from back streets and skips

Plumber Julie, whose loo is so clean you can drink from it, helps Ken in Norfolk. And full-time mum Krystal meets April, whose home has become swamped by clutter.

Michelle, who loves minimalism and order, meets clutterbug Susanne. And steam clean lover Amar visits hoarder poet Sylvia in south east London.