Guest Stars Ric Reitz as Ron Barnett Lou Anne Cooper as Sylvia Barnett Kelly Collins Lintz as Tracy Connelly Bobby Coleman as Jesse Daughtery Rade Serbedzija as Dr. Aleksander Cirko Shishir Kurup as Dr. Krishna Singh Brent Sexton as Bud Conor O'Farrell as Barry Co Starring Jason Davis as Sean Caroline Kent as Emily Connelly Victoria Staley as Heather Connelly Leslea Fisher as Amber Daniel Newman as Greg Dwayne Boyd as Cutter Tech #2 Brian LaFontaine as Albright Troy Rudeseal as Surgeon Andrea Powell as Cray Gabby Eubank as Woman Annetta Jenkins as Old Woman Tammy Fontaine as Stevie Patrick Emerson as Ruddy Jacque Henry as Girl Carl Cloud as Domino Guy Melinda Jackson as Quincy Sam Robison as Cutter Tech Darrell Vanterpool as Boy Chandler McIntyre as Nurse Dan Cox as Bystander Allen Fortier as Guard J.R. Rodriguez as Interviewer #1 Dorothy Recasner Brown as Doctor Ed Grady as Keeper James Middleton as National Guardsman Stephen Delaney as Officer