Guest Stars April Parker-Jones as Darcy Hawkins Bob Stephenson as Jimmy Taylor Sprague Grayden as Heather Lisinksi Richard Speight, Jr. as Bill Kohler Candace Bailey as Skylar Stevens Darby Stanchfield as April Green Timothy Omundson as Phil Constantino Daniel Benzali as Thomas Valente David Huddleston as E.J. "Grandpa" Green Titus Welliver as Col. Robert Hoffman Emily Swallow as Nurse Tripp Pickell as New Bern Soldier Kassim Osgood as Searcher