Guest Stars Chris Petrovski as Dmitri Petrov Tracee Chimo as Nina Cummings José Zúñiga as Senator Carlos Morejon Masha King as Talia Petrov Wentworth Miller as Senator Mark Hanson Amanda Warren as Olivia Mason Michael Patrick Thornton as Evan Moore Seth Numrich as Griffin Tom Wopat as Senator Peoples Sam Robards as Brad Jenkins Dave Register as Reed Richard H. Blake as Military Aide Co Starring Brian Sutherland as Senator Philip Armstrong Tyrone Mitchell Henderson as Chaplain Jenelle Chu as Lorraine Grace Porter as Campaign Worker Kate MacCluggage as Andrea Jenkins Fina Strazza as Whitney Rafael Sardina as Officer Fuller Mark Aldrich as Thomas Joshua David Scarlett as David Liz McCartney as Alma Aubin Bradley as Molly Jenkins Mark Bedard as Officer Garrett Mizuo Peck as Cop Louis Dileo as Bugler Thomas Sullivan as Honor Guard OIC