Guest Stars Noah Harpster as Bill Strausser Piotr Adamczyk as Sergei Orestovich Nikulov John Marshall Jones as General Nelson Bradford Alexander Sokovikov as Rolan Efimovitch Baranov Nick Toren as Tim "Bird Dog" McKiernan Michaela Conlin as Helena Webster Daniel David Stewart as Nick Corrado Charlie Schlatter as Paul Michaels Michael Benz as Gary Piscotty Scott Michael Campbell as Alex Rossi Leonora Pitts as Irene Hendricks Connor Tillman as Vance Paulson Linda Park as Amy Chang Tim Jo as Steve Pomeranz Ellen Wroe as Sally Ride Chris Cortez as Steve Lopez Dave Power as Frank Sedgewick Jeff Hephner as Sam Cleveland Alex Akpobome as Paul DeWeese Josh Duvendeck as Nathan Morrison Kayla Blake as Dr. Kouri Nikola Djuricko as Stepan Petrovich Alexseev Alexander Babara as Radislav Semenovich Orlov Co Starring David R. Chandler as Jimmy Stevens Eugene Alper as Colonel Viktor Tsukanov Juliet Brett as Natalie Bishop Timothy Ware-Hill as Cameron Wolfgeher