Season 1, Episode 4
Leak
August 24, 2008
48m minutes
7.0 / 10
Overview
The horrific murder of two MI5 informants lead the team to discover a leak at a government-run Missing Person's Scheme. The race is on to find the source of the corruption and prevent the killings before they escalate. Rachel goes undercover to find further information on the cover-up and learns that a British scientist may have been wrongly imprisoned for his part.