Guest Stars Michelle Lukes as Sgt Julia Richmond Rhashan Stone as Maj Oliver Sinclair Ferenc Lengyel as Usmanov Natalia Avelon as Marianna Annabelle Wallis as Dana van Rijn Adrian Rawlins as John Allen Dorian Lough as Rob Bailey Matthew Leitch as Kennedy Branko Tomovic as Branko Peter O'Meara as Donoghue Gillian Hanna as Mrs. Heath Zsuzsa Simits as Adrijana Anna Balogh as Dr. Mullova Laszlo Quitt as Surgeon