And Then There Was One Persons Unknown : Season 1 Episode 12
TV-14 (self-applied) NBC 43m int(0)
Aired: August 28th, 2010 @ 8:00 PM EST on NBC
When the group goes searching for Janet and Ulrich, they discover all their supplies have disappeared. After finding the pair, they turn to Ulrich for help, but soon realize they are left on their own to survive. Meanwhile, Kat and Renbe receive crucial information from a medical examiner that leads them dangerously close to "The Program."