Guest Stars Blue Deckert as General Armbruster Roger Bart as Chief of Staff Richard Peel Sam Ball as Aaron Ned Vaughn as Dr. Reed Lane Garrison as Dempsey's Man James McDonnell as Doctor Stefan Kapicic as Dimitri Jelavitch Co Starring Alexandra Bokyun Chun as Dr. Lu Ashleigh Sumner as Jarvis' Secretary Eva Noel Arthur as Luis Kelli Kirkland Powers as Presidential Aide Nick Gracer as Guard John Ruby as Sterling's Aide Matt Riedy as Attorney General Johnny Chavez as Cleaning Foreman John Knox as Secretary Wilson Bill Seward as Reporter at Hospital Wylie Small as Secretary of State Matt Wheeler as Crewman