Episode Name: Nightswimming
Air date: 4/19/2012
10:00 PM , NBC
Summary: Detective Britten helps reunite and prepare a couple for a new life in the witness protection program; an introduction between Detective Vega and Britten's longtime informant doesn't go smoothly.
Jason Isaacs as Michael Britten
B.D. Wong as John Lee
Cherry Jones as Judith Evans
Wilmer Valderrama as Efrem Vega