Guest Stars Randy Oglesby as Degra Co Starring Josh Drennen as Thalen (Degra's Assistant) Uncredited Mark Correy as Engineer Alex Hilde Garcia as Crewman Rossi Peter Godoy as Operations Crewman (Operations/Command Division Crewman) Dominic Calandra as Command Division Lieutenant Paul Eliopoulos as Operations Crewman (Sphere-Builder Victim) Brian Avery as Command Crewman (Engineer) Douglas Bierman as Xindi-Primate (Crewman)