The stars of The Suicide Squad "leaked" a brand new trailer online. In the James Gunn-directed film, a band of supervillains team up to save the world from a giant starfish -- yes, you read that correctly. Starring Margot Robbie, Idris Elba, Viola Davis, John Cena, Jai Courtney, Joel Kinnaman, Pete Davidson and more, the movie hits theaters and HBO Max on August 6, 2021.