Guest Stars Nick E. Tarabay as Cotyar Ghazi Terry Chen as Dr. Praxideke "Prax" Meng Byron Mann as UNN Admiral Nguyen Peter Outerbridge as Captain Martens Jeff Seymour as Minister Pyotr Korshunov Rachael Crawford as Admiran Peñano Co Starring Ted Atherton as Dr. Lawrence Strickland Leah Jung as Mei Meng Alison J. Palmer as MCRN Deputy Minister Allison Hossack as Umea Christopher Cordell as Stunt Alex Milton Barnes as Nico Sara Sahr as Nurse Ryan Blakely as Basia Sarah Hoedlmoser as Stunt Bobbie Draper Liza Balkan as Woman Lorenzo Damiani as Farm Worker Laura Mayz as Desperate Girl William Yong as Shirtless Man Steven Yaffee as Roma