Movies and TvShows featuring "unknown-caller" theme.

A lonely autistic boy named Oliver befriends a creature named Larry who uses a tablet to enter the real world and terrorize him and his family. As Oliver's parents try to protect him, they discover the horrifying truth behind Larry's existence.

Aamir, a doctor, is forced to participate in a terrorist plot after his flight is hijacked. He must make difficult choices and undergo self-sacrifice to save innocent lives.

A thriller about a mysterious unknown caller who terrorizes a woman by making repeated phone calls and revealing disturbing secrets.

Dávid - a man living alone - one day receives an email. The email is about an unknown but also special software that is offered only for him, for free. Dávid's friend Oszkár tells him that the software is capable of rewriting reality, but also warns him to ignore the email, because it can be dangerous. Dávid doesn't listen to Oszkár, and downloads the software.

Based on the Creepypasta and r/NoSleep short story written by Mallory Eddy. One weekend while their parents are away, three sisters decide to build a box fort. As strange things start to happen around them, they wonder if someone or something is living inside of it.

An actress answers a call from an unknown number and the conversation takes a strange turn as the man on the other end preys on her deepest vulnerabilities.

Nearly fifty years after the events of "Black Christmas," Sam, Jess Bradford's granddaughter, is spending Christmas Eve at her grandmother's old country mansion with two girlfriends. Stalked by a sinister evil that has been lurking in the shadows for years, Sam is about to come face to face with the man who terrorized her grandmother's sorority in 1974.

3 friends attempt an overnight YouTube challenge, but their night changes when they begin getting mysterious calls from the number 666.

A young woman is studying when suddenly she receives anonymous phone calls in the middle of the night.