[1] In region 2, the first season was released on DVD in the UK on January 10, 2005[2] and in Germany on February 25, 2005.

Annie's video camera is found by the side of the road shortly afterwards and the team hope that it may hold clues.

However, when Siobhan goes missing exactly 24 hours after Annie, the investigation is heightened and the only clues the team now have are a series of videos made by both the girls.

Jack and Martin appear in court as witnesses for the prosecution at the pre-trial hearing of Graham Spaulding, the headteacher and paedophile responsible for the disappearance of Andy Deaver.

Meanwhile, back at the office, the rest of the squad are under fire too, as the FBI is conducting an internal review of some of their old cases.