Genre: Action, Adventure, Comedy. Cast: Margot Robbie, Idris Elba, John Cena. Year: 2021. Supervillains Harley Quinn, Bloodsport, Peacemaker and a collection of nutty cons at Belle Reve prison join the super-secret, super-shady Task Force X as they are dropped off at the remote, enemy-infused island of Corto Maltese.