Luther and Pacific Rim star Idris Elba is reportedly in talks to join Guy Ritchie's King Arthur project at Warner Bros. According to The Hollywood Reporter, Elba — also known for the Thor films — may join Knights of the Roundtable: King Arthur as Bedivere, the right-hand man to Uther Pendragon. Elba's role would reportedly see him teaching Arthur how to lead an army and possibly serving as a mentor. Idris Elba in LutherContinue reading…