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
T-1000 T-1000 The T-1000, also known as a Prototype Series 1000 Terminator, is a fictional character in the Terminator franchise. A shapeshifting android assassin, the T-1000 is the main antagonist of "", as well as a minor antagonist in "Terminator Genisys" and a theme park attraction in "". A similar Terminator, referred to as a T-1001 appears in the Fox television series, "". Created by the franchise's main antagonist, Skynet, a machine artificial intelligence that directs its robotic creations against the Human Resistance in an all-out war, the T-1000 is described in "Terminator 2" as being composed of liquid metal, or