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.
Margot Robbie
as Harley Quinn
Idris Elba
as Bloodsport
John Cena
as Peacemaker
Joel Kinnaman
as Colonel Rick Flag
Sylvester Stallone
as King Shark (voice)
Viola Davis
as Amanda Waller
David Dastmalchian
as Polka-Dot Man
Daniela Melchior
as Ratcatcher 2
Michael Rooker
as Savant
Jai Courtney
as Captain Boomerang
Peter Capaldi
as Thinker
Alice Braga
as Sol Soria