Matthew McConaughey could have starred as Jack Dawson in "Titanic," but a new excerpt from a late producer's memoir claims he refused to drop his accent during his audition.

Six words reportedly cost Matthew McConaughey the lead role in Titanic: “No. That was pretty good. Thanks.” Producer Jon Landau, who has worked on the majority of director James Cameron 's feature films,

The Academy Award-winning actor had auditioned for the role of Jack Dawson, which was ultimately portrayed by Leonardo DiCaprio