Titanic is a film.
Leonardo Wilhelm DiCaprio ( [ dᵻˈkæpri.oʊ ] born November 11 , 1974 ) is an American actor , film producer , and environmental activist . Titanic (1997 film) . Cameron 's inspiration for the film came from his fascination with shipwrecks ; he felt a love story interspersed with the human loss would be essential to convey the emotional impact of the disaster .