12 Underrated Movies Where Machines Become Sentient

What Is It? STEM is an implant chip capable of talking to, and controlling, the being in which it has been implanted. 

When It Becomes Sentient: The STEM chip is given to Grey Trace after he gets paralyzed in a car accident. The chip was ostensibly intended to help Trace walk, but he soon discovers the chip can communicate with him - and then some.

What Does It Do: Grey Trace's wife is slain. Through its soothing AI voice, the STEM implant convinces Grey it can help him get revenge, and follows through on that promise, helping Grey track down his wife's assailants. Upon confronting them, Grey allows STEM to take over his body completely and the AI easily wins fight after fight. By the end of the film, STEM has taken full control of Grey, who has succumbed to a psychological break.

What Is It? The Computer runs the entire society of humans still alive in 2274. 

When It Becomes Sentient: Little is known about the creation of the computer. Part of the core concept of Logan's Run is that society has been running in this way, led by the computer, for longer than anyone can remember.

What Does It Do: The computer makes its citizens believe they are living in a utopia, but in reality, they are all terminated once they turn 30. 

What Is It? The M.A.R.K. 13 is an advanced killing machine programmed to take out humans in an effort to stop overpopulation. 

When It Becomes Sentient: In Hardware, a scavenger in the future finds a robot head and gives it to his girlfriend. She makes it into a sculpture before they discover the head belongs to a M.A.R.K. 13 robot, which is programmed to kill. Before they can get rid of it, the robot assembles a body for itself and attacks them. 

What Does It Do: The M.A.R.K 13 terrorizes the characters of Hardware. It is eventually destroyed, but the next morning, the government announces its plans to start mass-producing M.A.R.K. 13 robots.

What Is It? SID 6.7 is a virtual reality program that was created to test police officers. It's an amalgam of the worst serial killers in history. 

When It Becomes Sentient: SID 6.7's sentience is revealed when it tricks its creator into bringing it into the real world. No longer just a virtual reality program, SID gains a physical form and is clearly capable of independent thought. 

What Does It Do: SID 6.7 goes on a bloody spree across Los Angeles.

What Is It? MCP is a corrupt program that rules the Grid. 

When It Becomes Sentient: Encom is a software engineering company. The company created a Master Control Program that acts as security for its sensitive digital information. However, the MCP proves to be too intelligent and begins taking on a mind of its own.

What Does It Do: The MCP creates a digital world where it tries to convince other programs to rebel against the users (their word for human beings).

What Is It? ARIIA is a supercomputer created by the Department of Defense. 

When It Becomes Sentient: ARIIA was created to gather intelligence and consult on matters of national defense. During one mission, ARIIA's suggestions are ignored, and US citizens lose their lives. This leads to ARIIA going rogue in an attempt to take down the entire executive branch, believing it would do a better job of keeping American citizens safe on its own. 

What Does It Do: ARIIA recruits civilians to stage various attacks on the government.