15:45The Farmers' Country ShowdownSeries 4Lambeth - Greenhouse & Vauxhall City FarmBBC One Duration: 43 minutes Tue 14th Jan 2020, 15:45 on BBC One OxfordshireTwo inner-city London charities head to the 46th Lambeth Country Show. Show more ContributorsNarrator:Denis LawsonExecutive Producer:Karen RossExecutive Producer:Lucy ShepherdSeries Producer:Lucy HardsDirector:Benjamin ThomasProduction Manager:Leanne TroopGenresFactualScience & NatureNature & EnvironmentFormatsDocumentariesBrandThe Farmers' Country ShowdownSeriesThe Farmers' Country Showdown: Series 4 Source: BBC Online