Brie Larson joins Michael B. Jordan legal drama Just Mercy According to Deadline, Academy Award-winning actress Brie Larson is in final negotiations to star alongside Michael B. Jordan in Just Mercy, a legal drama from Warner Bros. It will reunite her with her Short Term 12 director Destin Cretton The report is bereft of much detail, but does detail the plot of Just Mercy as “an adaptation of Equal Justice Initiative founder Bryan Stevenson’s 2014 memoir on his first case, Walter McMillan, a young black man sentenced to death for a crime he didn’t commit.