premise: The 1998 romantic comedy The Man in the Iron Mask starred Leonardo DiCaprio.
hypothesis: Leonardo DiCaprio . DiCaprio 's subsequent films include The Man in the Iron Mask ( 1998 ) , the biographical crime drama Catch Me If You Can ( 2002 ) , and the epic historical drama Gangs of New York ( 2002 ) , which marked his first of many collaborations with director Martin Scorsese . The Man in the Iron Mask is a 1939 American film very loosely adapted from the last section of the novel The Vicomte de Bragelonne by Alexandre Dumas , père , which is itself based on the French legend of the Man in the Iron Mask . The Man in the Iron Mask is a 1998 American action drama film directed , produced , and written by Randall Wallace , and starring Leonardo DiCaprio in a dual role as the title character and villain , Jeremy Irons as Aramis , John Malkovich as Athos , Gerard Depardieu as Porthos , and Gabriel Byrne as D'Artagnan .