Christian Bale as John Connor

Sam Worthington as Marcus Wright

Moon Bloodgood as Blair Williams

Helena Bonham Carter as Serena

Anton Yelchin as Kyle Reese

Common as Barnes

Zach McGowan as Soldier on Osprey

Bryce Dallas Howard as Kate Connor

Jane Alexander as Virginia

Michael Ironside as General Ashdown

Ivan G'Vera as General Losenko

Dorian Nkono as David

Chris Browning as Morrison

Beth Bailey as Lisa

Victor J. Ho as Mark

Buster Reeves as Tunney

Jadagrace as Star

Kevin Wiggins as General Olsen

Greg Serano as Hideki

Bruce McIntosh as Priest

Po Chan as Naima

Babak Tafti as Malik

Treva Etienne as Len

Michael Papajohn as Carnahan

Dylan Kenin as Turnbull

Chris Ashworth as Richter

Diego Joaquin Lopez as Soilder

Greg Plitt as Hybrid Male

Omar Paz Trujillo as Guard #2

Terry Crews as Captain Jericho

Isaac Kappy as Barbarosa

Boots Southerland as Warden

David Midthunder as Soldier #1

Rafael Herrera as Mexican Husband

Maria Bethke as Mexican Wife

Marc Maurin as French Fighter

Anjul Nigam as Rahul

Emerson Brooks as First Soldier

Lorenzo Callender as Comms Officer

David Douglas as Technician

Joe Basile as Radar Operator

Esodie Geiger as Transmitter Technician

Roland Kickinger as T-800

Brian Steele as T-600 Suit Performer

Linda Hamilton as Sarah Connor (voice) (uncredited)

Luke Kearney as Resistance Soldier (uncredited)

Aaron Mastriani as Harvester Captive (uncredited)

Frank Powers as Resistance Fighter (uncredited)

Mark Rayner as Helicopter Gunner (uncredited)

Chris Bentley as Execution Witness (uncredited)

Scott Flick as Skynet Prisoner (uncredited)

Neil Harbisson as Cyborg (uncredited)

Casey Wayne Hupp as Resistance fighter (uncredited)

Shani Klein-Madden as Execution Witness (uncredited)

Cynthia Lee as Harvester Captive (uncredited)

Gregory Leiker as Hardy (uncredited)

Paul J. Porter as Infirmary Fighter (uncredited)

Scott Wyman as Driver (uncredited)

Foued Zayani as Skynet Prisoner (uncredited)

John Gibbs as Harvester Captive (uncredited)