19:00Doctor Who (2005–2022)Series 4Episode 8: Silence in the LibraryBBC One Duration: 43 minutes Audio described Signed Thu 11th Mar 2010, 19:00 on BBC ThreeAvailable for yearsWatch nowThe Doctor meets River Song for the first time as he and Donna face the Vashta Nerada!ContributorsThe Doctor:David TennantDonna Noble:Catherine TateProfessor River Song:Alex KingstonDr Moon:Colin SalmonThe Girl:Eve NewtonDad:Mark DexterProducer:Phil CollinsonDirector:Euros LynStrackman Lux:Steve PembertonMiss Evangelista:Talulah RileyOther Dave:OT FagbenleProper Dave:Harry PeacockGenresDramaSciFi & FantasyBrandDoctor Who (2005–2022)SeriesDoctor Who (2005–2022): Series 4 Source: BBC Online