Among the most notable fantasy series in this genre include "Touched by an Angel" (centering on angels helping humans in times of personal crisis), "Bewitched" (a sitcom centering on a witch adjusting to married life with a mortal male), "Fantasy Island" (which was set at a resort where people live out their fantasies, but at a price), "Drop Dead Diva" (focusing on a deceased model inhabiting the body of a lawyer) and "Once Upon a Time" (centering on fairytale characters that are trapped in the present day after the enactment of a curse), while "Star Trek" (which spawned four spin-off series, two in syndication – "" and "" – and two on network television – "" and "" – between 1987 and 2005), "Battlestar Galactica" and the British series "Doctor Who" rank among the most watched programs in the sci-fi genre.