Guest Stars Peter Cambor as Operational Psychologist Nate Getz Alan Ruck as Donald Wexling Billy Magnussen as Marine Corporal Allen Reed Graham Shiels as Quinn Vincent Laresca as Guillermo "Memo" Torres Zachary Stockdale as Marine Private First Class Liam Walker Bruno Gunn as Marine Major Orley Dusty Sorg as Jerry J Ashanti Brown as Marine Lance Corporal Shelly Hastings Walter Fauntleroy as Marine Lance Corporal Edward Mintoya
