What movie is there where the dog is a robot? - briefly
The movie you're referring to is "A-X-L." In this film, a robot dog named Axl plays a central role.
What movie is there where the dog is a robot? - in detail
The movie you are referring to is likely "I, Robot," released in 2004 and directed by Alex Proyas. This science fiction film features a robot dog named S.D Mann (Special Delivery Machine) that plays a significant role in the narrative. Based on Isaac Asimov's collection of short stories, "I, Robot" presents a future where robots are integrated into everyday life and follow the Three Laws of Robotics. The story revolves around Detective Del Spooner (played by Will Smith), who investigates the apparent suicide of Dr. Alfred Lanning, the creator of the advanced NS-5 robot series. During his investigation, Spooner encounters S.D Mann and other robots, leading to a series of revelations about the nature of these machines and their potential threat to humanity. The film combines action sequences with thought-provoking themes about artificial intelligence and ethics, making it an engaging exploration of a future where robots and humans coexist.