• 
  Steven Soderbergh

  regizor

• 
  Steven Soderbergh

  scenarist

• 
  George Clooney

  Kris Kelvin
• 
  Natascha McElhone

  Rheya
• 
  Ulrich Tukur

  Dr. Horek Snaut
• 
  Viola Davis

  Gordon
• 
  Jeremy Davies

  Snow
• 
  Elpidia Carrillo

  Friend #2

• 
  John Cho

  DBA Emissary #1
• 
  Michael Ensign

  Friend #1
• 
  Morgan Rusler

  DBA Emissary #2
• 
  Lauren Cohn

  Patient #2 (as Lauren M. Cohn)
• 
  Kent Faulcon

  Patient #1 (as Kent D. Faulcon)
• 
  Donna Kimball

  Mrs. Gibarian
• 
  Shane Skelton

  Gibarian's Son

• 
  Tony Clemons

  Dinner Guest

• 
  James Cameron

  producător
• 
  Jon Landau

  producător
• 
  Rae Sanchini

  producător
• 
  Steven Soderbergh

  imagine
• 
  Steven Soderbergh

  montaj
• 
  Gregory Jacobs

  producător executiv
• 
  Stanislaw Lem

  după un roman de