Will Smith as Deadshot

Jared Leto as The Joker

Margot Robbie as Harley Quinn

Joel Kinnaman as Rick Flag

Viola Davis as Amanda Waller

Jai Courtney as Boomerang

Jay Hernandez as Diablo

Adewale Akinnuoye-Agbaje as Killer Croc

Cara Delevingne as June Moone / Enchantress

Ike Barinholtz as Griggs

Scott Eastwood as Lieutenant GQ Edwards

Adam Beach as Slipknot

Karen Fukuhara as Katana

Common as Monster T

David Harbour as Dexter Tolliver

Jim Parrack as Frost

Alex Meraz as Gomez - Seal Team A

Corina Calderon as Grace - Diablo's Wife

Ezra Miller as The Flash

Robin Atkin Downes as Angelo (voice)

Shailyn Pierre-Dixon as Zoe

Matt Baram as Dr. Van Criss

Alain Chanoine as Businessman / Incubus

Ted Whittall as Admiral Olsen

Jaime FitzSimons as Sergeant Ames Bravo 14

Christopher Dyson as Missing Hand Guard

Bambadjan Bamba as T-Shirt Vendor

Robert B. Kennedy as U.S. Marshal

Billy Otis as Mafia Snitch

James McGowan as Panda Man

Derek Perks as Psych Patient

Aidan Devine as Chairman

Andrew Bee as Navy One-Star Admiral

Clive McLean as Air Force Two-Star General

Frank J. Zupancic as Army One-Star General

Kent Sheridan as National Security Council

Roger Shank as National Security Council

Dwight Ireland as National Security Council

Amanda Brugel as National Security Council

Peter Tufford Kennedy as National Security Council

Rosemary De Los Santos as Hot Girl Patron

Kevin Hanchard as Casino Boss

Joel Lacoursiere as Cop at Rail Terminal

Jameson Kraemer as Doctor at Rail Terminal

Ho Chow as Gate Guard

Birgitte Solem as Dr. Van Criss' Wife

Kevin Vance as Kowalski - Seal Team A

Tyler Grey as Grey - Seal Team Member

Nathan Brown as Seal Team A #1 Member

Kenneth Choi as Yakuza Boss

Nicolas Van Burek as Technician

Agueda Cardenas as Technician 2

Daniela Uruena as Diablo's Daughter

Nicolas Uruena as Diablo's Son

Ben Affleck as Bruce Wayne (uncredited)

Murray Urquhart as Navy SEAL (uncredited)

Tim Ajro as US Marshal (uncredited)

Briana Andrade-Gomes as Dancer (uncredited)

Raffi Atamian as Bystander (uncredited)

Heather Byrne as Injured Civilian (uncredited)

Corey Chainey as Wounded Civilian (uncredited)

James 'Chilli' Chillingworth as Ranger (uncredited)

Alex Chung as Van Criss Employee (uncredited)

Gavin R. Downes as MP Soldier (uncredited)

Scott Edgecombe as Distressed Civilian (uncredited)

Jeff Ellenberger as US Marshal (uncredited)

Tatyana Figueiredo as Tatiana (uncredited)

Gary 'Si-Jo' Foo as Navy SEAL Combat Medic (uncredited)

Tazito Garcia as US Marshal (uncredited)

Brianna Goldie as Operations Tech (uncredited)

Shawn J. Hamilton as Navy SEAL Howard (uncredited)

Shane Harbinson as SWAT Officer (uncredited)

Fatimah Hassan as LAPD Sergeant (uncredited)

Mellanie Hubert as Bystander (uncredited)

David Ingram as FEMA Official (uncredited)

Sergio Kato as Hispanic Man (uncredited)

Kevin Kent as Prisoner (uncredited)

Martin Kessler as Bystander (uncredited)

John MacDonald as Arkham Guard Stewart (uncredited)

Matthew Mease as Marine (uncredited)

Valiant Michael as Agent Bartoni (uncredited)

Sabine Mondestin as Naughty Waitress (uncredited)

Justin Moses as Admiral's Staff (uncredited)

Drew Moss as Blackwater (uncredited)

Michael Murray as Admiral Burns (uncredited)

Afsheen Olyaie as Gotham Police (uncredited)

Dan Petronijevic as Anvil (uncredited)

Tamina Pollack-Paris as EA Dancer (uncredited)

Michael Prather as Firefighter (uncredited)

Dennisha Pratt as Cop Photographer (uncredited)

Asad Que as Military Guard (uncredited)

Mark Quigley as US Ranger (uncredited)

Darryl Quon as Big Ugly Navy SEAL (uncredited)

Hugh Scott as American Hostage (uncredited)

Rick Silver as Arresting Officer (uncredited)

Connor Skific as Graham - SEAL Team A (uncredited)

Amos Stern as Janes - Navy SEAL (uncredited)

Goran Stjepanovic as Navy SEAL Clark (uncredited)

Vivienne Taylor as Club Patron (uncredited)

Jasmine Renée Thomas as EA Dancer (uncredited)

Alen Toric as Firefighter (uncredited)

James Weicht as US Army Ranger (uncredited)

Taylor Hanson Whittaker as Club Patron (uncredited)

Robert L. Wilson as Max Bidwell (uncredited)

Ryan Groves as Secret Service Agent (uncredited)

Tony Watt as Bystander (uncredited)