Mandy the Haunted Doll is a horror film about three burglars, Laura, Mark, and Tony, who break into a luxurious manor house. As they start taking valuables, they begin experiencing strange occurrences, including doors locking on their own and footsteps in the halls.
The situation worsens when they stumble upon a creepy doll named Mandy that seems to be moving on her own. The doll begins to torment the burglars, leaving them questioning their sanity and safety. They soon realise that they are not alone in the house and that something malevolent is present.
As the night progresses, the burglars scramble to survive, while uncovering the truth behind the mysterious doll and the dark history of the manor house. They must find a way to escape before it's too late, or they'll be forever trapped in the house with Mandy the Haunted Doll.