Claire Danes Carrie Mathison Actor, Producer Mandy Patinkin Saul Berenson Actor Elizabeth Marvel President Elizabeth Keane Actor Linus Roache David Wellington Actor Maury Sterling Max Piotrowski Actor Jake Weber Brett O'Keefe Actor Morgan Spector Dante Allen Actor Amy Hargreaves Maggie Mathison Guest Star Robert Knepper Gen. Jamie McClendon Guest Star Dylan Baker Sen. Sam Paley Guest Star Ellen Adair Janet Bayne Guest Star Mackenzie Astin Bill Dunn Guest Star Courtney Grosbeck Josie Mathison-Dunn Guest Star Lesli Margherita Sharon Aldright Guest Star Howard Gordon Writer Alex Gansa Writer, Executive Producer Gideon Raff Writer Lesli Linka Glatter Director