The Colossus of New York [Blu-ray]

In this sci-fi film the brain of a brilliant scientist is transplanted into a 12-foot tall robot by his mad brother. At first the experiment goes well and the robot is well-mannered. But then something changes and the robot becomes a psychotic murderer. He eventually ends up terrorizing the United Nations. The only one that can stop him is the late scientists little boy, who calms down the emotionally distraught being and stops his deadly rampage.