The real-life Broaddus family (the inspiration for the Brannocks) reportedly remained a united front. The subplot of Nora suspecting Dean of being "The Watcher" was created for dramatic tension.
In real life, there were no secret tunnels found under 657 Boulevard. The Watcher s01e05
Real-world investigators did find female DNA on one envelope, but it did not lead to an arrest or a breakthrough in the case. Deep Dive Resources The real-life Broaddus family (the inspiration for the
Ellie discovers a Facebook group for former students of an English teacher named Roger Kaplan , who used to have his students write "love letters" to houses. This makes Roger a primary suspect for the origins of the Watcher's poetic and creepy writing style. Fact vs. Fiction Real-world investigators did find female DNA on one
The episode ends with the contractors discovering a hidden, Prohibition-era tunnel in the basement. Dean and Nora find evidence that someone has been living there, and the episode closes with them chasing a mysterious figure through the passage.