Guest Stars Derek Magyar as Commander Kelby William Lucking as Harrad-Sar Crystal Allen as D'Nesh Cyia Batten as Navaar Menina Fortunato as Maras Co Starring Duncan K. Fraser as Ensign Walsh Christopher Jewett as Crewman #1 (Aggressive Ensign #1) Uncredited Jef Ayres as Crewman Haynem Evan English as Ensign Tanner Solomon Burke Jr. as Ensign Billy (Starfleet) Mark Correy as Engineer Alex John Jurgens as Command / Operations Division Crewman Aaron White as Corporal R. Ryan Peter Godoy as Operations Crewman (Operations/Command Division Crewman) Henry Farnam as Command Division Crewman (Crewman (2154-2161)) John H. Wan as Operations Division Crewman (Male Engineer)