The Graff character (played by Joe Montello) in the show is loosely based on a psychopath named John List, who, like ‘The Watcher,’ also terrorized Westfield in real life.

Netflix's new limited series The Watcher has become the true-crime fictionalization to watch, even if you weren't previously familiar with the real-life case. Created by Ryan Murphy and based on a ...

Netflix's The Watcher has been the topic of discussion among true crime fanatics on social media. One intriguing aspect of the storyline is the John Graff subplot that has got some fans confused.