Hollywood hits the Oscars red carpet today for its annual show of glitz and pageantry honoring cinema's finest - with a broiling row over diversity an awkward guest at the party.

Since this year's nominations were announced on January 14, the #OscarsSoWhite hashtag has been the focus of media attention surrounding the 88th Oscars ceremony. The absence of Afro-Americans in the main categories has been condemned by a host of stars.

Some famous names -- such as Will Smith and his wife Jada Pinkett-Smith, plus directors Spike Lee and Michael Moore -- have even announced that they'll be boycotting this year's event in protest over the "all-white ballot".

Here is an infographics on 10 stars who have never won an Oscar.

 Here is an infographics on 10 stars who have never won an Oscar.