HAL 9000

HAL 9000 is a fictional artificial-intelligence character and the main antagonist in the Space Odyssey series. First appearing in the 1968 film 2001: A Space Odyssey, HAL is a sentient general-intelligence computer that controls the systems of the Discovery One spacecraft and interacts with the ship's astronaut crew. While part of HAL's hardware is shown toward the end of the film, he is mostly depicted as a camera lens containing a red and yellow dot, with such units located throughout the ship