VIDEO : Who Did Paramount Really Want To Play Jack In 'Titanic'?

Kate Winslet just dropped a major "Titanic" bombshell!
According to Access Hollywood, Winslet told Stephen Colbert Paramount wanted Matthew McConaughey for the role of Jack.
However, Winslet said director James Cameron insisted on Leonardo DiCaprio instead.
Despite his character having spent more time in the icy ocean waters, Kate says she was the one who got sick from the freezing temperatures!