Jon Landau - the Oscar-winning producer of some of the world's highest-grossing movies of all time, including Titanic and Avatar - has died aged 63, Caspian Energy Media reports with reference to BBC.
Landau, who was the long-time producing partner of filmmaker James Cameron, reportedly died on Friday after living with cancer for more than a year.
His sister Tina confirmed his death on social media, calling him "the best brother a girl could ever dream of".
Landau also co-produced other hit films including Honey, I Shrunk the Kids and Dick Tracy, and held a management position in Cameron's production company Lightstorm Entertainment.