10:00Expert WitnessSeries 2Invisible Evidence and the Chocolate Box ConmenBBC One Duration: 28 minutes Audio described Wed 23rd Nov 2022, 10:00 on BBC One London HDAvailable for 6 monthsWatch nowAn expert in microscopic lifeforms helps solve the murder of a teenager, and a handwriting expert assists an old lady whose house has been sold without consent.ContributorsPresenter:Ashley John-BaptisteSeries Producer:Bridget FallonExecutive Producer:Emma BarkerExecutive Producer:Edward HartDirector:Liza ChambersProducer:Liza ChambersDirector:Angus GibsonProducer:Angus GibsonProduction Company:Screenchannel TelevisionGenresFactualCrime & JusticeFactualCrime & JusticeTrue CrimeFormatsDocumentariesBrandExpert WitnessSeriesExpert Witness: Series 2 Source: BBC Online