Jai Stephen Courtney 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).

Terminator Genisys is a 2015 American science fiction action film that is the fifth installment in the Terminator franchise. It is a reboot of the franchise, taking the premise of the original film in another direction and ignoring the events depicted in sequels and the TV series. The film stars Arnold Schwarzenegger, who reprises his role as the Terminator. It is directed by Alan Taylor and written by Laeta Kalogridis and Patrick Lussier. Along with Schwarzenegger, the film's cast features Jason Clarke, Emilia Clarke, Jai Courtney, J. K. Simmons, Dayo Okeniyi, Matt Smith, Courtney B. Vance, Michael Gladis, Sandrine Holt, and Lee Byung-hun. The story follows Kyle Reese, a soldier in a post-apocalyptic war against Skynet, who is sent from 2029 to 1984 to prevent Sarah Connor's death. When Kyle arrives in the past, he discovers that the timeline has been altered by Skynet and that Sarah has been raised by a reprogrammed Terminator sent to protect her.