• 
  Andrew Niccol

  regizor

• 
  Andrew Niccol

  scenarist

• 
  Uma Thurman

  Irene Cassini
• 
  Ethan Hawke

  Vincent Freeman
• 
  William Lee Scott

  Tanarul Anton
• 
  Jude Law

  Jerome Eugene Morrow
• 
  Elias Koteas

  Antonio Freeman
• 
  Maya Rudolph

• 
  George Marshall Ruge

  Beaten Detective
• 
  Loren Dean

  Anton Freeman
• 
  Blair Underwood

  Geneticist
• 
  Xander Berkeley

  Dr. Lamar
• 
  Alan Arkin

  Det. Hugo
• 
  Tony Shalhoub

  German
• 
  Elizabeth Dennehy

  Preschool Teacher

• 
  Russell Milton

  Gattaca Detective
• 
  Gore Vidal

  Director Josef
• 
  Ernest Borgnine

  Caesar
• 
  Mason Gamble

  Vincent Freeman - Boy
• 
  Jayne Brook

  Marie Freeman
• 
  Dean Norris

  Cop on the Beat
• 
  Ken Marino

  Sequencing Technician
• 
  Chad Christ

  Vincent Freeman - Teen
• 
  Una Damon

  Head Nurse
• 
  Clarence Graham

  Personnel Officer
• 
  Vincent Nielson

  Anton Freeman - Boy

• 
  Colleen Atwood

  costume
• 
  Michael Nyman

  coloană sonoră
• 
  Nancy Nye

  decoruri