From the most prolific minds in horror – James Wan, the filmmaker behind the Saw, Insidious and The Conjuring franchises, and Blumhouse, the producer of the Halloween films, The Black Phone and The Invisible Man – comes a fresh new face in terror. Meet M3GAN, your new best friend. She’s more than just a toy. She’s part of the family.

M3GAN is a marvel of artificial intelligence, a life-like doll programmed to be a child’s greatest companion and a parent’s greatest ally. Designed by brilliant toy-company roboticist Gemma (Get Out’s Allison Williams), M3GAN can listen and watch and learn as she becomes friend and teacher, playmate and protector, for the child she is bonded to.

When Gemma suddenly becomes the caretaker of her orphaned 8-year-old niece, Cady, Gemma’s unsure and unprepared to be a parent. Under intense pressure at work, Gemma decides to...