John Connor young John is skeptical of his mother's claims of his fate as humanity's leader. One day, while in an arcade with a friend, the T-1000 (Robert Patrick) and the T-800 (Schwarzenegger) - a reprogrammed android sent by John's future self, fight over him. This starts a chase sequence where the T-800 and John try to lose the T-1000; this event validates John's mother's warning to him about Skynet. Later that night, his mother breaks out and he and the T-800 go to save her, and the three escape. John teaches The Terminator how to be like a human; teaching him
Terminator 2: Judgment Day emphasize the disparity between the advanced T-1000 and Schwarzenegger's older T-800 (Cameron characterized the two as "a Porsche" and "a human Panzer tank" respectively). Patrick had previously appeared in the action feature "Die Hard 2", but Furlong had no formal acting experience. Joe Morton was picked to portray Miles Dyson, a Cyberdyne scientist who helped develop the new CPU for the T-800 Terminators. Calling themselves T2 Productions, James and co-producers Stephanie Austin and B.J. Rack rented an office in North Hollywood before starting to assemble the crew for "Terminator 2". Adam Greenberg, who worked on "The Terminator" and "Ghost" (1990),