You can read a list of winners and nominees here.
A list of just the winners themselves is below.
(Note that, apart from the acting awards, I just
listed the winning films. Follow the link above to
find out who the individuals involved were.)

  • Actor – Philip Seymour Hoffman (Capote)
  • Supporting Actor – George Clooney (Syriana)
  • Actress – Reese Witherspoon (Walk The Line)
  • Supporting Actress – Rachel Weisz (The Constant
    Gardener)
  • Animated Feature – Wallace and Gromit in Curse of
    the Were-Rabbit
  • Art Direction – Memoirs of a Geisha
  • Cinematography – Memoirs of a Geisha
  • Costume Design – Memoirs of a Geisha
  • Directing – Brokeback Mountain
  • Documentary Feature – March of the Penguins
  • Documentary Short Subject – A Note of Triumph: The
    Golden Age of Norman Corwin
  • Film Editing – Crash
  • Foreign Language – Tsotsi
  • Makeup – The Chronicles of Narnia: The Lion, The
    Witch, and the Wardrobe
  • Original Score – Brokeback Mountain
  • Original Song – Hustle and Flow
  • Best Picture – Crash
  • Animated Short – The Moon and the Son: An Imagined
    Conversation
  • Live Action Short – Six Shooter
  • Sound Editing – King Kong
  • Sound Mixing – King Kong
  • Visual Effects – King Kong
  • Adapted Screenplay – Brokeback Mountain
  • Original Screenplay – Crash