Guest Stars Hamish Linklater as Jeb Magruder Martha Kelly as Rose Mary Woods Anne Dudek as Diana Oweiss Kat Foster as Barbara Walters Patrick R. Walker as Frank Wills Raphael Sbarge as Charles N. Shaffer Jeff Doucette as Sen. Sam Ervin Jim Meskimen as Sen. Edward Gurney Amy Landecker as Lurleen Landry Lauren E. Banks as Janelle Lewis David Carzell as Elijah Cummings Co Starring Aleksandar Filimonović as Zolton Hugh Holub as Martha's Lawyer Keisuke Hoashi as Sen. Daniel Inouye Adam Foster Ballard as Photographer Stephanie Nash as Pine Bluff Woman Jim Hanna as Lloyd Shearer Jonney Ahmanson as Pine Bluff Denizen Tommy Bechtold as Pine Bluff Man Rocky McMurray as Mean Drunk Leena Kurishingal as Reporter 1 Cronin Cullen as Senate Aide Kees DeVos as Marc Wallette Watson as Tina Camille Dragomer as Ginny Erin Bowles as Hillary Mike Aviles as Reporter 2 Nika Burnett as Mary