Guest Stars Rekha Sharma as Tory Foster David Patrick Green as Xeno Fenner Co Starring Aaron Douglas as Galen Tyrol Nicki Clyne as Callandra "Cally" Henderson Leah Cairns as Lt. Margaret "Racetrack" Edmondson Jennifer Halley as Ensign Diana "Hardball" Seelix Colin Lawrence as Ensign Hamish "Skulls" McCall Colin Corrigan as Marine Allan Nowart Don Thompson as Specialist 3rd Class Anthony Figurski Samantha Ferris as Pollux Jerry Wasserman as Cabott Bryce Hodgson as Danny Noon Wesley Salter as Redford Samuel Patrick Chu as Milo