This is the only person to have received an Oscar for portraying an Oscar winner.

No actor has won more Academy Awards for acting than the great and internationally renowned Katharine Hepburn.

 Her four Oscars for Best Actress do not fully reflect the effect and influence she left behind. For one thing, Hepburn was never honored for her most famous parts and films. 

Morning Glory, Guess Who's Coming to Dinner, The Lion in Winter, and On Golden Pond are not cinematic monuments in the same way that Bringing Up Baby, The Philadelphia Story, and The African Queen are.

 If the star needed another accolade, Cate Blanchett's portrayal of Audrey Hepburn in The Aviator was the first and remains the only time an acting Oscar was given to someone playing an Oscar winner.

The film depicts Howard Hughes' romantic relationship with Katharine Hepburn in Martin Scorsese's epic biopic of Howard Hughes (Leonardo DiCaprio), the eccentric and troubled filmmaker and aviation entrepreneur. 

 Blanchett's Best Supporting Actress Oscar at the 77th Academy Awards established her as one of the finest actors of her time. She went on to win another Oscar, this time for Best Actress in Woody Allen's Blue Jasmine in 2014.

Cate Blanchett Prepared Thoroughly For Her Role As Katharine Hepburn In 'The Aviator'

Hepburn is introduced in The Aviator during the Golden Age of Hollywood, when the industry was just beginning to adapt to sound. 

Aware of the lofty heights that cinema has reached, Howard Hughes is determined to build his films with realism through daring feats of filmmaking. While a captivating visionary,