
Jai Stephen Courtney (born March 15, 1986) is an Australian actor. He started his career with small roles in films and television series before being cast as Charlie in the action film Jack Reacher (2012). He has gone on to star in A Good Day to Die Hard (2013), I, Frankenstein (2014), and The Exception (2016). He has also played Kyle Reese in Terminator Genisys (2015) and supervillain Captain Boomerang in the DC Extended Universe (DCEU) films Suicide Squad (2016), The Suicide Squad (2021), and The Flash (2023).

War Machine
2026 · as Class President

The Suicide Squad
2021 · as Captain Boomerang

Alita: Battle Angel
2019 · as Jashugan (uncredited)

Jack Reacher
2012 · as Charlie

Terminator Genisys
2015 · as Kyle Reese

Dangerous Animals
2025 · as Bruce Tucker

Suicide Squad
2016 · as Boomerang

Divergent
2014 · as Eric

Insurgent
2015 · as Eric Coulter

Jolt
2021 · as Justin

A Good Day to Die Hard
2013 · as Jack McClane

Honest Thief
2020 · as John Nivens

Unbroken
2014 · as Hugh 'Cup' Cuppernell

Black Site
2022 · as Miller

The Water Diviner
2014 · as Lt. Colonel Hughes

I, Frankenstein
2014 · as Gideon

100% Wolf
2020 · as Flasheart (voice)

The Exception
2017 · as Capt Stefan Brandt