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 Kelli Kirkland Powers as Presidential Aide Noel Arthur as Luis Nick Gracer as Guard Matt Riedy as Attorney General John Ruby as Sterling's Aide John Knox as Secretary Wilson Johnny Chavez as Cleaning Foreman Bill Seward as Reporter at Hospital Wylie Small as Secretary of State Matt Wheeler as Crewman