Leonardo DiCaprio was in the film Titanic.
Leonardo DiCaprio . He gained public recognition with leading roles in The Basketball Diaries ( 1995 ) and the romantic drama Romeo + Juliet ( 1996 ) , before achieving international fame with James Cameron 's epic romance Titanic ( 1997 ) , which became the highest-grossing film of all time until Cameron 's science fiction film Avatar ( 2009 ) overtook it . Titanic (1997 film) . A fictionalized account of the sinking of the RMS Titanic , it stars Leonardo DiCaprio and Kate Winslet as members of different social classes who fall in love aboard the ship during its ill-fated maiden voyage .