Torchwood "sting", from the original theme is still audible in numerous scenes). Although each episode of "Miracle Day" has a published individual title, "Torchwood: Miracle Day" is the only on-screen title used. The series is set in Cardiff, Wales and follows a rogue covert agency called Torchwood which investigates extraterrestrial incidents on Earth and scavenges alien technology for its own use. This Torchwood, led by Captain Jack Harkness, is a small, independent organisation, but began as the Cardiff branch of the larger Torchwood Institute, then-defunct, which began in the Victorian era. (Its origins were outlined in the "Doctor Who" episode "Tooth
Sleeper (Torchwood) Sleeper (Torchwood) "Sleeper" is the second episode of the second series of the British science fiction television series "Torchwood", which was first broadcast on BBC Two on 23 January 2008. A specially edited pre-watershed repeat was shown the following day. In the episode, an alien sleeper cell with false memories attacks strategic targets in Cardiff to prepare the Earth for invasion. Torchwood is called to investigate fatal injuries sustained by two burglars in the failed attempt to rob a flat owned by Beth Halloran and her husband. They suspect Beth is responsible, though she has no recollection of the events,