Watch Robert De Niro and Dustin Hoffman Discuss Each Other's Film Careers 6.13K Whitney Jefferson 12/20/10 12:12PM Filed to: The Late Show The Late Show David Letterman Robert De Niro Dustin Hoffman TV tweet Video If missed on Friday, here's a clip of Robert De Niro and Dustin Hoffman talking with David Letterman about their respective careers. The two old pros touched on all of the greats from Raging Bull to Taxi Driver. Video Inside.[There was a video here]