Complete list of the 84th Annual Academy Award winners announced Sunday:

Best Picture: The Artist.

Actor: Jean Dujardin, The Artist.

Actress: Meryl Streep, The Iron Lady.

Director: Michel Hazanavicius, The Artist.

Supporting actor: Christopher Plummer, Beginners.

Supporting actress: Octavia Spencer, The Help.

Adapted screenplay: The Descendants.

Original screenplay: Midnight in Paris.

Cinematography: Hugo.

Original score: The Artist.

Original song: Man or Muppet from The Muppets.

Art direction: Hugo.

Visual effects: Hugo.

Costume design: The Artist.

Makeup: The Iron Lady.

Film editing: The Girl With the Dragon Tattoo.

Sound editing: Hugo.

Sound mixing: Hugo.

Animated feature: Rango.

Documentary: Undefeated.

Foreign language film: A Separation, Iran.

Live action short: The Shore.

Animated short: The Fantastic Flying Books of Mr. Morris Lessmore.

Documentary short: Saving Face.