The 'Avengers: Infinity War' Cast Sounds Off On Why Josh Brolin Was Perfect As Thanos (EXCLUSIVE)

Josh Brolin embraced new technology and tapped into a deep emotional state to bring villain Thanos to the "Avengers" big screen. Find out why Robert Downey Jr., Tom Hiddleston and more of the "Avengers" cast and crew felt he was the perfect man for the role. "Avengers: Infinity War" is now out on Blu-Ray DVD.