Terminator 2: Judgment Day the legal gridlock. The end of the legal disputes coincided with the willingness and availability of Cameron, Schwarzenegger, and Hamilton to participate in the sequel; Schwarzenegger, who portrayed the Terminator in the first film, commented: "I always felt we should continue the story of "The Terminator", I told Jim that right after we finished the first film." He and Hamilton reprised their respective roles from the first "Terminator" film. After an extensive casting search, 13-year-old Edward Furlong was selected from hundreds of candidates to portray John Connor; Robert Patrick was chosen to play the T-1000 Terminator because his agility would
T-1000 reform and reshape itself at will, due to its "cells" having been programmed by Skynet with on-board nanotechnology. This technology can be programmed with commands from Skynet, and can help the T-1000 scan the cellular makeup of whatever it is touching (including the DNA of living animals), and can magnetically attract broken off pieces of itself back to the main body. The T-1000's weaknesses are extreme temperatures and its overall lack of knowledge concerning other Terminators. When it was frozen solid from a coating of liquid nitrogen, it could not move; it was then shot by the Terminator and split