Jonny Lee Miller
Dade Murphy / 'Crash Override' / 'Zero Cool'
Angelina Jolie
Kate Libby / 'Acid Burn'
Matthew Lillard
Emmanuelle Goldstein / 'Cereal Killer'
Jesse Bradford
Joey Pardella
Renoly Santiago
Ramon Sanchez / 'Phantom Phreak'
Laurence Mason
Paul Cook / 'Lord Nikon'
Fisher Stevens
Eugene Belford / 'The Plague' / Mr. Babbage
Lorraine Bracco
Margo
Wendell Pierce
S.S. Agent Richard Gill
Michael Gaston
S.S. Agent Bob
Marc Anthony
S.S. Agent Ray
Penn Jillette
Hal
Peter Y. Kim
Blade
Darren Lee
Razor
Alberta Watson
Lauren Murphy
Liza Walker
Laura
Bob Sessions
Duke Ellingson
Ethan Browne
Curtis
Blake Willett
S.S. Agent, Seattle
Max Ligosh
Young Dade Murphy / 'Zero Cool'
Felicity Huffman
Attorney
Paul Klementowicz
Michael Murphy
Richard Ziman
Judge
William DeMeo
Jock
Denise George
Denise
Johnny Myers
1st Sysop Technician
Kevin Brewerton
2nd Sysop Technician
Sam Douglas
English Teacher
Kal Weber
1st V.P.
Jeff Harding
2nd V.P.
Annemarie Lawless
Addict Vickie
Nancy Ticotin
Phreak's Mom
Naoko Mori
Tokyo Hacker
Dave Stewart
London Hacker
Ravil Isyanov
Russian Hacker
Olegar Fedoro
Russian Hacker
Jennifer Badger
'Cyberspirits' and Skaters
Christo Morse
'Cyberspirits' and Skaters
Bill Maul
Norm
Jeb Handwerger
Freshman on Roof
Mitchell McCormick
Freshman on Roof
Gary Klar
Mr. Simpson
Douglas W. Iles
Addict Hank
Michael Potts
Tow Truck Driver
Mike Cicchetti
Ellingson Guard
Mick O'Rourke
Phone Repairman
Roberta Gotti
Italian Hacker
Eric Loren
News Technician
Kristin Moreu
Flight Attendant
Ricco Ross
Second Reporter
Tony Sibbald
Jail Guard
Richard Purro
Talkshow Host
Enzo Junior
Da Vinci Virus
Yoshinori Yamamoto
3rd V.P.
Ralph Winter
4th V.P.
Kimbra Standish
Receptionist
Steven Angiolini
Rollerblader
Melissa Barkan
'Cyberspirits' and Skaters
Donald J. Hewitt Jr.
'Cyberspirits' and Skaters
Christopher Waller
'Cyberspirits' and Skaters
Joseph Lloyd
'Cyberspirits' and Skaters
C.J. Byrnes
Father (uncredited)