James Cameron Schwarzenegger also returned in his role as The Terminator, but this time as a protector. Unlike Schwarzenegger's character—the T-800 Terminator which is made of a metal endoskeleton—the new villain of the sequel, called the T-1000, is a more advanced Terminator made of liquid metal, and with polymorphic abilities. The T-1000 would also be much less bulky than the T-800. For the role, Cameron cast Robert Patrick, a sharp contrast to Schwarzenegger. Cameron explained, "I wanted someone who was extremely fast and agile. If the T-800 is a human Panzer tank, then the T-1000 is a Porsche." Cameron had originally wanted
Terminator Salvation a new film. On February 16, 2011, it was announced that Universal Studios was considering a fifth "Terminator" film with Arnold Schwarzenegger returning as the star and with "Fast Five"s Justin Lin directing along with Chris Morgan as the screenwriter. The discussions for the film had been in the very early stages. On April 27, 2011, it was announced that a rights package to a "Terminator" film, to which Schwarzenegger, Lin, and producer Robert W. Cort were attached, but no screenwriter, had been circulating among the studios. Universal, Sony and Lionsgate, and CBS Films had been some of the interested