Waltz, Monique win Oscar statuettes
Christoph Waltz and Mo'Nique were first-time winners for their acting talents at the 2010 Academy Awards.
Penelope Cruz presented Waltz with the Best Supporting Actor gong for Inglourious Basterds, his first Academy Award and nomination. The actor paid tribute to director Quentin Tarantino, saying: "There's no way I can ever thank you enough. But I can start right now, thank you."
Mo'Nique scooped a Best Supporting Actress Oscar, following her first Academy Award nomination. Fighting back tears, she thanked the Academy "for showing that it can be about the performance and not the politics".
The Best Adapted Screenplay gong went to Geoffrey Fletcher for Precious, beating Armando Iannucci's In The Loop writing team.
The Hurt Locker bagged the Best Original Screenplay honour, giving Mark Boal his first Oscar.
The Best Animated Feature Film Oscar was won by Up, while Best Original Song was awarded to The Weary Kind by Ryan Bingham and T Bone Burnett from country music movie Crazy Heart.
The Animated Short Film award went to Logorama, the Best Documentary (short subject) was won by Music By Prudence, while Best Live Action Short went to The New Tenants.
The Best Make-up award went to Star Trek, while Brit Sandy Powell won the Costume Design gong for The Young Victoria, her third Academy Award.
The Hurt Locker won the awards for sound editing as well as sound mixing, which went to Paul NJ Ottosson and Ray Beckett, and film editing. The cinematography, art direction and visual effects gongs were awarded to Avatar.
Michael Giacchino won the music (original score) award for Up, while The Cove won best documentary feature. Best foreign language film was won by Argentinian movie El Secreto De Sus Ojos.