Special Guest Stars Jeremy Sisto as Assistant Special Agent in Charge Jubal Valentine Guest Stars Greg Hovanessian as Special Agent Damian Powell Maurice Irvin as General Paul Finley Kristen Connolly as Olivia Thornton Chido Nwokocha as Tim Connelly Özgür Karadeniz as Yusuf Sydin David Elliot as Krisztofer Havel Co Starring Adam Burton as Dr. Lakatos Johanne Murdock as Dr. Elena Harper Ákos Szalai as Demir Ahmad Thomas Parobek as David Havel Laura Esti as Nurse Gábor Dylski as HNP Officer