03:20Silent WitnessSeries 12Part 2: Finding Rachel, Part 2BBC One Duration: 1 hour Audio described Sun 9th Nov 2008, 03:20 on BBC Two WalesAvailable for yearsWatch nowDrama series about a team of forensic pathologists. Nikki clashes with Zambian police as she investigates the death of a British medical student.ContributorsDr Nikki Alexander:Emilia FoxDr Harry Cunningham:Tom WardProfessor Leo Dalton:William GaminaraPeter Ellis:Patrick BaladiChristopher Andrews:Kevin DoyleDr Phiri:John KaniDI Cosmas Hamukoma:Tumisho MashaBethany Andrews:Nina MilnerKatembula:Fana MokoenaStephen Harrington:Robert PughSian:Tinarie van Wyk-LootsHarriet Andrews:Sian WebberWriter:Michael CromptonProducer:George OrmondGenresDramaCrimeBrandSilent WitnessSeriesSilent Witness: Series 12 Source: BBC Online