Guest Stars Riley B. Smith as Ralph Dineen Glenn Keogh as Sean O'Brien Carla Toutz as Louise O'Brien Anthony Skordi as Nemos Gianakos Ernie Hudson as Brooks Alimi Ballard as Co-Pilot Patrick St. Esprit as Captain James Pike Co Starring Daniel Zolghadri as Young Walter Emily Robinson as Young Peg Kelley Jakle as Janice Keller Jack Guzman as Team Leader Desean Terry as Agent Bates Sean Patrick Murphy as Agent Llyod Stevin Knight as Thug #1 Jake Regal as Randy Martin Thompson as Tower Chief David Burr as Gordon Tooley