Sources tell The Hollywood Reporter that Alan Taylor is prepping to begin testing actors and actresses for the sci-fi feature project, which is being made by Paramount, Annapurna Pictures and Skydance Productions. The testing will begin next next week, with Taylor seeing Game of Thrones’ Emilia Clarke, Brie Larson (The Spectacular Now) as well as another actress vying for the role of young Sarah Connor . Margot Robbie’s name has also surfaced in connection with the role. Connor was played by Linda Hamilton in the classic movies directed by James Cameron. The character is the future mother of John Connor, who grows up to be the leader of the human resistance in the war between humanity and cyborgs. Names of those in contention began surfacing earlier this week. Taylor will also be searching for his young Kyle Reese , the man who will father John. Those actor tests will occur at a later date but insiders say Garrett Hedlund (Tron: Legacy) is on the short list although sources