TV Guide BBC Two Thursday

Consumer journalists Nikki Fox and Matt Allwright hunt for antiques in Kent alongside expert guides Natasha Raskin Sharp and David Harper. As they seek out items to sell at auction, the rookie antiques dealers find the time to learn about William Morris's manifesto to save ancient buildings, and discover the connection between Kentish ragstone and the early Victorian dinosaur hunters

Officers raid a suburban house in Stornoway that they suspect is connected to drug dealing, while a man with a knife has barricaded himself in his Inverness home and police need to calm the situation before it gets out of control. In Ardnamurchan, police intervene as tensions mount between a protester and a fish farm

In 1994, Bangladeshi waiter Shamsuddin Mahmood was shot dead at an Indian restaurant in Kirkwall in the Orkneys. It was the first murder there for a generation, and 15-year-old schoolboy Michael Ross became the police's prime suspect. Journalist Hazel Martin begins her investigation into a case full of twists and turns, getting hold of secret recordings of Ross in prison

Mia investigates an earlier death with Sadie's help, while Annot recalls more of Ewan's misbehaviour than he would like, and a gruesome discovery in the forest puts Mia in immediate danger. Thriller, starring Lauren Lyle

Sophie Okonedo narrates a docudrama examining the reasons for the demise of four ancient civilisations and what their destruction says about the fate of a divided modern society, beginning with Rome. In 395 AD, child emperor Honorius inherited a vast but fragile empire and had to control a fractured system plagued by rebellion, economic decline and elite corruption. Gothic peoples, having been recruited by the Roman state but subsequently mistreated, now marched against Rome, led by their commander Alaric. Sophie Okonedo narrates