Best Picture: Slumdog Millionaire
Best Actor: Sean Penn, Milk
Best Actress: Kate Winslet, The Reader
Best Director: Danny Boyle, Slumdog Millionaire (Watch a video interview)
Best Foreign Language Film: Okuribito
Best Original Song: A.R. Rahman, "Jai Ho," Slumdog Millionaire
Best Original Score: A.R. Rahman, Slumdog Millionaire
Best Achievement in Sound: Ian Tapp, Richard Pryke, Resul Pookutty, Slumdog Millionaire
Best Achievement in Sound Editing: Richard King, The Dark Knight
Best Achievement in Visual Effects: Eric Barba, Steve Preeg, Burt Dalton, Craig Barron, The Curious Case of Benjamin Button
Best Documentary, Short Subjects: Megan Mylan, Smile Pinki
Best Documentary, Features: James Marsh, Simon Chinn, Man on Wire
Best Supporting Actor: Heath Ledger, The Dark Knight
Best Short Film - Live Action: Spielzeugland
Best Achievement in Cinematography: Anthony Dod Mantle, Slumdog Millionaire
Best Achievement in Makeup: Greg Cannom, The Curious Case of Benjamin Button
Best Achievement in Costume Design: Michael O'Connor, The Duchess
Best Achievement in Art Direction: Donald Graham Burt, Victor J. Zolfo, The Curious Case of Benjamin Button
Best Short Film-Animated: Kunio Katô, La Maison en Petits Cubes
Best Animated Feature Film of the Year: Andrew Stanton, WALL-E
Best Adapted Screenplay: Simon Beaufoy, Slumdog Millionaire
Best Original Screenplay: Dustin Lance Black, Milk
Best Supporting Actress: Penélope Cruz, Vicky Cristina Barcelona (Watch a video interview)
To see the winners list by picture, check out the Oscars site.