Guest Stars Ric Reitz as Ron Barnett Kelly Collins Lintz as Tracy Connelly Jason Davis as Sean Rade Serbedzija as Dr. Aleksander Cirko Shishir Kurup as Dr. Krishna Singh Brent Sexton as Bud Conor O'Farrell as Barry Eric Ladin as George Owen John Aylward as Government Panel Suit Eric Pierpoint as Admiral Philip Geary Co Starring Bobby Coleman as Jesse Daughtery Johanna Braddy as Lisa Brian Patrick Wade as E.O.D. Commander Sean McGowan as Clean Room Comm Tech Bill Bolender as Old Man Randy Oglesby as John Glisson Austin Tichenor as Gov't Panel Admiral Don Tai as Institute Navy Guard Connor Ross as Zack Michael Charles Roman as Greg Susan Merson as Gov't Panel Suit #3 Grant Garrison as Suit #1 Travis Brorsen as Navy Guard Officer #2 Donn Swaby as Andy Cline Ramon Chavez as Grandfather Anson Scoville as Medic Court Young as Lt. Barry Cobb Jose Isordia as Boy
