Guest Stars Gary Jones as Sgt. Walter Harriman Rob Lee as Major Ben Pierce Mark Gibbon as M'zel Brandy Ledford as Zarin Jonathan Holmes as Dr. Bricksdale Co Starring Barclay Hope as Col. Lionel Pendergast Chelah Horsdal as Lt. Womack Lucas Wolf as Jennings Rob Hayter as Sergeant Peter Bryant as Hoskins Benita Ha as Brooks Ryan Booth as Zarin's Jaffa Scott Owen as Sgt. Mackenzie