When terrorist action releases a secret government virus in the Houston Federal building, the employees become aggressive and homicidal. Federal officials quarantine the building to wipe out the infected and control the story, but a small group of uninfected are fighting to get out.
C. Thomas Howell
as Chief Grasso
Judd Nelson
as Agent Wilson
Jason London
as Cale
Serah D'Laine
as Carol Milner
Robert Carradine
as Dr. Wexler
Alexander Mendeluk
as Ryan
Andrew Amani
as Infected Worker #1
Brett Beoubay
as Elevator Passenger
Darren Arnaud
as SWAT Guy
Henry Boger
as Police Heli Pilot
Paul Boger
as Infected Worker #2
Robert Bjorklund
as Lobby Security Guard
