Guest Stars Julian Gamble as Chairman of Joint Chiefs Max Braegher Michael Warner as Oliver Spence Christopher Mann as Secretary of Energy Matt Bai as Themselves Michael Bonis as Dunbar's Associate Barry J. Ratcliffe as Correspondent Julius Webb as Mack the Barber Uncredited Jeremy McLain as Walker Secret Service Isabelle McNally as Kendra Lee Gregory Divers as Telegraph Reporter Erik Jensen as Fitz Aimee Cassada as AA Moderator John Wells as Alcoholic