River and the Doctor meet on the most haunted planet in the galaxy. The Doctor's not sure it's an ideal date - until they discover a mystery. Something is wrong with the ghosts. Something might even be killing them. And as the Doctor and River investigate, the truth of what's happening on the planet of ghosts may prove deadly for them both. This is the third of three new Tenth Doctor Adventures, featuring the ever-popular River Song, played by Alex Kingston and also starring David Tennant as The Doctor. CAST: David Tennant (The Doctor), Alex Kingston (River Song), Mina Anwar (Betty), Sam Benjamin (Ziggy), Timothy Bentinck (Alfie/Computer Voice), Emma Swan (Dell). Other parts played by members of the cast.