sentences:  David-Lloyd returned to Wales for the filming of his first regular television role in 2006 for Doctor Who spin-off "Torchwood", in which he played Ianto Jones, a member of the fictional Torchwood Institute.David-Lloyd has appeared in three of four series of Torchwood and even made an appearance in the "Doctor Who" series 4 finale episodes "The Stolen Earth" and "Journey's End".David-Lloyd has also recorded a "Torchwood" audio book, "The Sin Eaters", and appeared in the "Torchwood" audio dramas "Lost Souls", "Asylum", "Golden Age", "The Dead Line", "The Lost Files", and "The House of the Dead".