Dessicated corpses, terror in the canal and a visit to the sinister House of Calvierri – the Doctor takes Amy and Rory for a romantic mini-break, as the Tardis touches down once again.
But 17th-century Venice is not as it should be. The city has been sealed to protect it from the Plague, although Rosanna Calvierri may have other plans...
The cast list includes Rory Williams, Helen McCrory, Elizabeth Croft, Alex Price, Simon Gregor, Lucian Msamati, Alisha Bailey and Michael Percival.
As many had suspected about Who producer Steven Moffat's first season - that it would not be lacking in the horror he loved so much about Doctor Who in the 1970s.