Kim Basinger was one of many actresses attached for the lead role of Ann Darrow when the project was early in development.

Director Peter Jackson said he wanted either Clooney or Robert De Niro to play moviemaker/explorer/showman "Carl Denham."

One of Peter Jackson's two top choices to play the explorer/showman who drags the giant ape to "civilization." the other top choice was George Clooney.

Melanie Griffith did a screen testing for the lead role.

McCoy was considered for a role in King Kong.

Unable to accept Peter Jackson's offer because he was already committed to doing a play in London.

Norton turned down a role in King Kong because of prior committments.

Valerine Perrine was offered the lead role.

Natalie Portman was considered for the role of Ann Darrow, but they later decided she was too young.

Was heavily rumored to play the role of Ann Darrow according to Greg's Preview on Yahoo.

Fay Wray (who played Ann Darrow in the 1933 original) was being considered for a role but she passed away.