Orielau: BAFTA and BBC Wales present: Doctor Who : The Lost Episodes

BAFTA in Wales TV Preview: Sherlock, "The Hounds of Baskerville" plus Q&A with writers and co-creators Steven Moffat, Benedict Cumberbatch, Mark Gatiss and producer Sue Vertue, in association with BBC Cymru Wales.

PHOTOGRAPHY: © BAFTA in Wales/Huw John

Four Award-winning television writers explore the multiple worlds and possibilities in time travel drama - from Doctor Who to Life on Mars and Goodnight Sweetheart