Unknown Caller is a thriller movie released in 2014 directed by Amariah Olson and Obin Olson. The movie stars David Chisum, Louise Griffiths, and Assaf Cohen in lead roles.
The plot revolves around a psychopath who invades a family's house, using their high-tech security system and a ticking time bomb to terrorize them for 90 minutes, demanding an answer to his question, 'Who am I?'. The family consists of five members, including a father, a mother, and their three kids.
The movie starts with Ethan (David Chisum) returning from a business trip and his wife, Kate (Louise Griffiths), waiting to surprise him with the house's latest high-tech security system, "the eye." The system allows the family to control everything in the home, from lights to music, and security by using a tablet. Another important feature of the system is that it can recognize people's faces and voices.
However, their peaceful suburban life turns into a nightmare when a masked man (Assaf Cohen) arrives at their doorstep. Using the house's advanced security features, he locks down the house and threatens to blow it up if the family does not answer his question, "Who am I?".
The family soon realizes that the man knows personal details about them, such as their names and what they do for a living. As the terrorist taunts and terrorizes the family, they try to figure out his identity and motives before time runs out.
Unknown Caller is a suspenseful thriller that keeps the audience on edge throughout the movie. The twists and turns in the plot keep the viewers guessing until the very end. The movie's highlight is its unique storyline that incorporates advanced technology, thriller elements, and suspense to create a gripping movie experience.