Guest Stars Nick Tarabay as Cotyar Ghazi François Chau as Jules-Pierre Mao Terry Chen as Dr. Praxideke "Prax" Meng Ted Atherton as Dr. Lawrence Strickland Byron Mann as UNN Admiral Nguyen Krista Bridges as MCRN Captain Kirino Natalie Lisinska as UNN Lieutenant Shaffer Morgan Kelly as UNN Lieutenant Mancuso Atticus Mitchell as MCRN Ensign Sinopoli Matthew Bennett as MCRN Lieutenant Durant Co Starring Leah Jung as Mei Meng Martin Roach as UNN Admiral Souther Ryan Maramieri as Prospero Child Jordan Dacol as Katoa Hybrid Chris River as Melas Kamal Shawn Ahmed as UNN Lieutenant Boyer Hamza Fouad as Agatha King MP Iafrate Darryl Hinds as Hammurabi Chief Khalid Klein as Agatha King Comms Fainga Allison Wilson-Forbes as Hammurabi Nav / Comms Officer