Guest Stars Jessica Tuck as Christine Francis Robert Bailey, Jr. as Will Tyler Goran Ivanovski as Dr. Dimitri Mayakovsky C.S. Lee as Lee Jung-Gil Myk Watford as Palmer James Dimiter D. Marinov as Ilya Breshov Sean Patrick Thomas as Corey Johnson Justice as Isaiah Johnson Larry Clarke as Bill McGann Billy Lush as Mike Bishop Vinny Chhibber as Ravi Vaswani Tess Lina as Veronica "Ronnie" Hunt Nikita Bogolyubov as Timur Avilov Nick Gracer as Petros Khorenatsi Ely Henry as Dr. Seth Razack Elliott Ross as Maximus Taylor Co Starring Salvador Chacon as Gerardo Ortiz-Niño Moses Jones as Rich Waters Alex Cioffi as Tim Cindy Jackson as Holly "Sparks" Edmondson Katarina Morhacova as Nina Rozhenkova Charles Kim as Cmdr. Cho Byung Ho Noor Razooky as Faiza Khatib Sean Patrick Murphy as Nate Lowry Mark Kwak as Park Chui Moo Charles Maceo as Andy Whistler Kang Kim as Lim Sum Gi Mustafa Haidari as Atilla Yucer Jennifer Marshall as Lynn Hegarty Leo Seo as Kim Byung Soo Alex Cacho as Ops Comm Controller Kurt Quinn as Frank Tuttle Hans Obma as Jan Huebner Chen Chen Julian as Nam Moon Yeong Suzanne H. Smart as Motel Clerk Emi Canavan as Ops JAXA Controller April Mae Davis as Courtney Johnson