Director: James Gunn Starring: Margot Robbie, Idris Elba, John Cena, Joe Kinnaman, Viola Davis, Michael Rooker, Daniela Melchior, David Dastmalchian, Sylvester Stallone Written by: James Gunn Running Time: 131 mins Cert: 15 Release date: 30th July 2021 The Suicide Squad is a movie that shouldn’t exist. After the disaster of David Ayer’s 2016 adaptation, Suicide…