The two have worked together on several classic films including Casino, Taxi Driver and Goodfellas. This film is called I Heard You Paint Houses, and it's about the assassin believed to have killed union leader Jimmy Hoffa.
Scorsese is directing the film with DeNiro playing the lead, mob hitman
Frank "the Irishman" Sheeran, believed to have been responsible for more
than 25 mob murders. Steven Zaillian, who won an Oscar for Schindler's List and who co-wrote Scorsese's Gangs of New York, will write the adaptation.
Scorsese and De Niro will jointly produce the film through their respective companies.