19:00Doctor Who (2005–2022)Series 6Episode 1: The Impossible AstronautBBC One Duration: 45 minutes Audio described Signed Fri 29th Apr 2011, 19:00 on BBC ThreeAvailable for yearsWatch nowAmy, Rory and River mourn the Doctor, but are soon plunged into an adventure with President Nixon and the Silence!ContributorsThe Doctor:Matt SmithAmy Pond:Karen GillanRory:Arthur DarvillRiver Song:Alex KingstonCanton Delaware:Mark SheppardOld Canton Delaware:W Morgan SheppardPresident Richard Nixon:Stuart MilliganCarl:Chukwudi IwujiPhil:Mark GriffinThe Silent:Marnix Van Den BroekeLittle Girl:Sydney WadeJoy:Nancy BaldwinPrison Guard:Kieran O'ConnorWriter:Steven MoffatProducer:Marcus WilsonDirector:Toby HaynesCaptain Simmons:Adam NapierMatilda:Henrietta ClemettCharles:Paul CritophBusboy:Emilio AquinoGenresDramaSciFi & FantasyBrandDoctor Who (2005–2022)SeriesDoctor Who (2005–2022): Series 6 Source: BBC Online