Guest Stars Patrick Gilmore as Dale Volker Peter Kelamis as Adam Brody Jennifer Spence as Lisa Park Julia Benson as 2nd Lt. Vanessa James Christopher McDonald as Senator Alan Armstrong Sean Blakemore as Reginald Greer Co Starring Jeffrey Bowyer-Chapman as Darren Becker Haig Sutherland as Sgt. Hunter Riley Leanne Adachi as Cpl. Barnes Darcy Laurie as Airman Dunning Ryan Booth as Cpl. Marsden Gordon Grice as Matt Balic