as Dr. Ben Schaeffer
as Smollet
as John Campo
as Joram Barnard
as Gen. Stafford
as Joe Hendersen
as Narrator
as Matie Olivier
as Air Controller
as Agent Johnson
as Witherspoon
as Dr Jim Hartwell
as Colonel Duncan Grey
as Flint (voice) (uncredited)
as Will Maddox
as Michael Jameson
as Ed Sloane
as Prof. Jonathan Carpenter
