Guest Stars Judd Lormand as Lt. Commander Eric Blackburn Alona Tal as Stella Baxter Parisa Fakhri as Naima Perry Darien Sills-Evans as Paul Marberry Svetlana Efremova as Katya Jon Sklaroff as Dr. Dmitri Alexeivich Zimov Co Starring Tyler Grey as Trent Sawyer Justin Melnick as Brock Reynolds Shi Ne Nielson as Ellen