Daniel Day-Lewis's second Oscar is the first time a non - American has won the "Best Actor" Oscar twice.
Sound technician Kevin O'Connell earned his 20th nomination (Sound Mixing - Transformers) but has yet to win an Oscar, making him the person with the most nominations without an award.
For the first since the first Oscars in 1929, none of the actors nominated for "Best Actor" received a nomination for a performance in any of the "Best Picture" nominees.
Presenter Jennifer Garner wore a Michael Kors dress and over $1,000,000 worth of diamond jewelry. Because the $250,000 chandelier-earrings she wore were designed for pierced ears, Jennifer had to have her ears pierced a few weeks before the ceremony to be able to wear them.
This is the first time in 49 years that the top six prizes (Best Picture, Director, Actor, Actress, Supporting Actor, and Supporting Actress) went to six different films.
This is the first ceremony since 1947 where no film won more than 3 Oscars.
Cate Blanchett winning the Oscar for playing Katherine Hepburn is the first time someone has won an Oscar for playing an Oscar winner.
Clint Eastwood became the oldest person to win Best Director (Million Dollar Baby) at age 74.
The Lord of the Rings: The Return of the King became the first fantasy film ever to win the Oscar for Best Picture.
Lord of the Rings: Return of the King became the third Best Picture awardee to win in all the categories it was nominated in. The first two were Gigi in 1959 and The Last Emperor in 1988.
This is the only year where there were 5 nominees for the Best Animated Feature Award.
The 29-year-old Adrien Brody became the youngest actor to receive an Oscar for his performance in The Pianist.
This was Steve Martin's second time hosting the Academy Awards. He had previously hosted the show back in 2001.
Woody Allen made his very first appearance at the Oscars this year despite being nominated for 16 Academy Awards in his career. He had been invited many times but never attended even when he won. But he said he could not refuse in light of the tragedy of September 11th, so he came to say a few words and introduce a tribute to New York on film.
As an encouragement to keep the this year's awards short, a television was offered to whoever gave the shortest acceptance speech. The TV went to Michael Dudok de Wit (winner of Best Animated Short).
Crouching Tiger, Hidden Dragon became the foreign film with the most nominations in Oscar history with 10.