Guest Stars Barbara Sukowa as Katarina Jones Emily Hampshire as Jennifer Goines Demore Barnes as Marcus Whitley Xander Berkeley as Col. Jonathan Foster Amy Sloan as Elena Co Starring Andrew Gillies as Dr. Julian Adler Murray Furrow as Dr. Lasky Benjamin Meranda as Samuel Ramse Rothaford Gray as Capt. Frank Whitley Dwight Ireland as Reporter Susanna Fournier as Lt. Rowan Alex Spencer as Sick American Man Justine Campbell as Sick American Woman Alexander Loubert as Spearhead Soldier Briana Andrade-Gomes as Teenage Street Girl Predrag Pavlovski as Sick Chechen Man #1 Arna Shijak as Sick Chechen Woman #1 Emil Petkov as U.K. Soldier