The White House grapples with the unfolding tragedy as Sterling continues the investigation into his primary suspect. Sophia manipulates the traitor inside the White House, confirming the suspicions of Chief of Staff Peel. Leila and Michael attempt to rescue Simon, but at tremendous personal risk. Elsewhere, Sean and Vicky try to identify Sophia's secret courier before it's too late.
Elenco: Blair Underwood , Zeljko Ivanek , Laura Innes , Scott Patterson , Jason Ritter , Sarah Roemer , Taylor Cole , Lisa Vidal , Clifton Collins , Jr. , Bill Smitrovich , Wes Ramsey , Clea DuVall , Hal Holbrook .