Phyllis Logan and Kevin McNally

A battle for antique supremacy sees Downton Abbey's Phyllis Logan going head to head with her husband, Pirates of the Caribbean star Kevin McNally. The competition is fierce as the celebrities head through Kent towards an auction in Greenwich, London, each travelling in a classic car and accompanied by an antiques expert. En route, Phyllis visits the impressive collection of a controversial conservationist, while Kevin reveals just how much he knows about the universe.