Jonny Lee Miller character Dade Murphy / 'Crash Override' / 'Zero Cool'
Angelina Jolie character Kate Libby / 'Acid Burn'
Jesse Bradford character Joey Pardella
Matthew Lillard character Emmanuel Goldstein / 'Cereal Killer'
Renoly Santiago character Ramon Sanchez / 'Phantom Phreak'
Fisher Stevens character Eugene Belford / 'The Plague' / Mr. Babbage
Alberta Watson character Lauren Murphy
Lorraine Bracco character Margo
Laurence Mason character Paul Cook / 'Lord Nikon'
Wendell Pierce character S.S. Agent Richard Gill
Michael Gaston character S.S. Agent Bob
Marc Anthony character S.S. Agent Ray
Penn Jillette character Hal
Peter Y. Kim character Blade
Darren Lee character Razor
Liza Walker character Laura
Bob Sessions character Duke Ellingson
Ethan Browne character Curtis
Blake Willett character S.S. Agent, Seattle
Max Ligosh character Young Dade Murphy / 'Zero Cool'
Felicity Huffman character Attorney
Paul Klementowicz character Michael Murphy
Richard Ziman character Judge
William DeMeo character Jock
Denise George character Denise
Johnny Myers character 1st Sysop Technician
Kevin Brewerton character 2nd Sysop Technician
Sam Douglas character English Teacher
Kal Weber character 1st V.P.
Jeff Harding character 2nd V.P.
Annemarie Lawless character Addict Vickie
Nancy Ticotin character Phreak's Mom
Naoko Mori character Tokyo Hacker
David A. Stewart character London Hacker
Ravil Isyanov character Russian Hacker
Olegar Fedoro character Russian Hacker
Jennifer Badger character 'Cyberspirits' and Skaters
Christo Morse character 'Cyberspirits' and Skaters