PREVIEW

The Wall Street star discovered on Finding your Roots on Tuesday night that he is a "DNA cousin" of his fellow Marvel star, who appeared on the U.S. ancestry show in 2017. Host Henry Louis Gates Jr. explained, "Your DNA cousin is the actress Scarlett Johansson. Michael and Scarlett share identical stretches of DNA on four different chromosomes, all of which appear on Scarlett's maternal lines, which stretch back to Jewish communities in eastern Europe." Reacting to the revelation, a visibly shocked Douglas said, "Are you kidding? Oh, that's amazing. All right. This is cool. This is so cool…”