Sienna Miller says that 21 Bridgesco-star Chadwick Boseman took a cut of his own salary on the 2019 action-thriller and gave it to herafter she "asked for a number that the studio wouldn't get to." The actress recounted Boseman's "unfathomable" act of support in an interview with Empiremagazine, whose new issue is dedicated entirely to the late actor's life on- and offscreen.