05/17/2012 (10:00PM - 11:00PM) (Thursday) : THIS WAS NO ACCIDENT - KEVIN WEISMAN ('ALIAS') AND LAURA INNES ('ER,' 'THE EVENT') GUEST STAR - Detective Britten (Jason Isaacs) doesn't know who to trust when the truth behind the accident begins to reveal itself and a high-ranking conspiracy threatens both of his realities. In a moment of frustration, Britten decides to take the law into his own hands and goes after Detective Hawkins (guest star Kevin Weisman), putting himself and Bird (Steve Harris) in the crosshairs of the conspirators. Captain Harper (guest star Laura Innes) is instructed to clean up the mess. Later, when questioned about his partner, Detective Vega (Wilmer Valderrama) begins to have concerns about his Captain's intentions. BD Wong, Cherry Jones, Laura Allen, Dylan Minnette and Daniela Bobadilla also star.