When the city sleeps the dead start to walk... Something has sealed off Cardiff & living corpses are stalking the streets leaving a trail of half-eaten bodies. Animals are butchered. A young couple in their car never reach their home. A stolen yacht is brought back to shore carrying only human remains. & a couple of girls heading back from the pub watch the mysterious drivers of a big black SUV take over a crime scene. Torchwood have to deal with the intangible barrier surrounding Cardiff & some unidentified space debris that seems to be regenerating itself. Plus of course the all-night zombie horror show. Not that they really believe in zombies. Featuring Captain Jack Harkness as played by John Barrowman with Gwen Cooper & Ianto Jones as played by Eve Myles & Gareth David-Lloyd in the hit series created by Russell T Davies for BBC Television.