"De Niro should focus on his life, which is a mess, rather than the lives of others”
During his speech, the actor went off script to highlight the part that was "cut out"
The film tells the true story of a string of murders of Osage Native Americans in the 1920s.
The trial, which took place in New York City, has been going for two-weeks
"He brought the whole scene down on Leo. It was perfect"
Robert De Niro has had a $12 million claim brought against him
The actor has dismissed the claims as "nonsense" in court hearing this week
"You could tell De Niro was really hitting him," the film's cinematographer said
"We’d tell him: ‘You don’t need that dialogue'"
Director Michael Mann has confirmed plans to shoot the sequel