18:20The Sarah Jane AdventuresSeries 3Episode 6: The Wedding of Sarah Jane Smith, Part 2CBBC Duration: 28 minutes Audio described Signed Thu 8th Mar 2012, 18:20 on CBBC ChannelAvailable for yearsWatch nowChildren's sci-fi drama. The Doctor arrives to join the battle, but is he too late to save both Sarah Jane and the Earth itself?ContributorsSarah Jane Smith:Elisabeth SladenLuke Smith:Tommy KnightClyde Langer:Daniel AnthonyRani Chandra:Anjli MohindraThe Doctor:David TennantPeter Dalton:Nigel HaversGita:Mina AnwarHaresh:Ace BhattiMr Smith:Alexander ArmstrongVoice of K9:John LeesonTrickster:Paul Marc DavisDirector:Joss AgnewProducer:Nikki WilsonWriter:Gareth RobertsRegistrar:Zienia MertonGenresChildren'sDramaBrandThe Sarah Jane AdventuresSeriesThe Sarah Jane Adventures: Series 3 Source: BBC Online