The star of the last two best picture Oscar winners reflects on his groundbreaking pair of 'Batman' films ("If it went down, we were going down in a big way"), walking away from a third ("It sucked"), his years in the cold ("Not a whole lot of folks were knocking on my door"), almost starring in 'Lost' and his great run over the last three years ('Birdman,' 'Spotlight' and now a Ray Kroc biopic).