18:25Doctor Who (2005–2022)Series 4Episode 13: Journey's EndBBC One Duration: 1 hour, 5 minutes Audio described Signed Sun 13th Jul 2008, 18:25 on BBC One East MidlandsAvailable for yearsWatch nowAs Davros and the Daleks threaten the universe, the Doctor's companions join forces. But tragedy is waiting for the Time Lord...ContributorsThe Doctor:David TennantDonna Noble:Catherine TateRose Tyler:Billie PiperMartha Jones:Freema AgyemanCaptain Jack Harkness:John BarrowmanSarah Jane Smith:Elisabeth SladenProducer:Susie LiggatDirector:Graeme HarperMickey Smith:Noel ClarkeJackie Tyler:Camille CoduriIanto Jones:Gareth David-LloydGwen Cooper:Eve MylesLuke Smith:Tommy KnightWilfred Mott:Bernard CribbinsSylvia Noble:Jacqueline KingFrancine Jones:Adjoa AndohDavros:Julian BleachGenresDramaSciFi & FantasyBrandDoctor Who (2005–2022)SeriesDoctor Who (2005–2022): Series 4 Source: BBC Online