Special Guest Stars Lily Tomlin as Deborah Fiderer Armin Mueller-Stahl as Efraim Zahavy Makram J. Khoury as Palestinian Chairman Nizar Farad Guest Stars NiCole Robinson as Margaret Hooper Allison Smith as Mallory O'Brien Steven Culp as Speaker of the House Jeff Haffley Sam Robards as Greg Brock H. Richard Greene as Robert Royce Melissa Fitzgerald as Carol Fitzpatrick Richard V. Licata as Congressman Lackey Jamie McShane as Dr. Hardin Jim Abele as Congressman Benoit Blue Deckert as Congressman Borden Dey Young as Congresswoman