Hangman is a 2017 American crime thriller film directed by Johnny Martin and written by Charles Huttinger and Michael Caissie.

The film stars Al Pacino, Karl Urban, Joe Anderson, Sarah Shahi and Brittany Snow.

One year later, reporter Christi Davies accompanies Detective Will Ruiney to the scene of a murder: a teacher has been hanged outside her school, with the letter "O" carved into her chest.

Ruiney is forced to accept that the unsolved murder of his wife Jessica was committed by the Hangman Killer; she was his first victim, carved with a "V".

Knowing that the killer was inactive between Jessica's murder and the night when he took Green's blood, the detectives track down Adam Kellerman, who served a prison sentence for assault during the same period, and later sold Anderson the model town.

Raiding Kellerman's toy store, they discover him dead from an apparent suicide, surrounded by evidence indicating that he was the Hangman.

Watson phones with news that the killer is live streaming video Davies online, leading them to the mausoleum, where Archer confronts the Hangman.

It is revealed that as a child, the Hangman witnessed his father's suicide after receiving an eviction notice; he blames Archer, the police officer who arrived on the scene, for failing to save him from abusive foster care.