Though the film's title is deliberately similar to the 1984 film "The Terminator", the events in the film's storyline are more similar to 1973's "Westworld" and the 2004 revision of "Battlestar Galactica".
Released on April 28, 2009 to capitalize on Terminator Salvation (2009), which was released in the U.S. on May 21st, 2009.
In the 11th minute as Earth is attacked, one sees the BMO (Bank of Montreal) building and the base of the CN Tower. This is Toronto.
The sidearm the TR-4's carry is the Auto-9 from RoboCop (1987)