Bloodlines is a two-episode British detective fiction thriller and a leading dramatic vehicle for Emma Pierson, who stars as rookie police officer Justine Hopkin. The series, produced by Granada Television and directed by Philip Martin, premiered on ITV on 31 January 2005, at 9PM, with episode two airing on 1 February 2005, again at 9PM. Episodes one and two are each 90 minutes in length. Initially envisioned as returning series, ITV chose not to recommission Bloodlines after viewing figures fell well below the expected target.