When director Joachim Rønning came on board “Tron: Ares,” the third film in the Disney sci-fi series that began in 1982 with “Tron,” he knew there was one set piece that absolutely had to deliver.

This movie explores the possibilities of interaction between man and computer, with some historical background. It demonstrates techniques introduced in the Disney movie Tron (1982), combining ...

Tron, released in 1982, was one of the earliest movies to make extensive use of CGI. Credit: Walt Disney Productions With the release of the science fiction movie Tron: ARES looming this October, the ...