We warn you now, if you don't want to know too much about the movie it may be best to avoid this trailer as the twist is pretty unexpected. Terminator: Genisys is directed by Alan Taylor (Thor: The Dark World, Game of Thrones), written by Laeta Kalogridis (Shutter Island, Pathfinder) and Patrick Lussier (Drive Angry, Dracula 2000). It’s the fifth instalment in the Terminator series and acts as a sequel, prequel and a reboot at the same time. It stars Arnold Schwarzenegger, Emilia Clarke, Jason Clarke, Jai Courtney, Matt Smith, Lee Byung-hun, Dayo Okeniyi, Courtney B. Vance, Sandrine Holt, and J. K. Simmons. The film is scheduled to be released on 1st July 1 2015.