Marc Bernardin (Fatman on Batman, comic writer, pop culturist) left his position as Entertainment editor of "The Los Angeles Times" to be a writer on the series.
The trailer for the show teased the appearance of Pennywise, the main villain in It (2017). Bill Skarsgård played that role in that film, but will be playing a different character in this show.
This is the second time for Melanie Lynskey, Terry O'Quinn, Bill Skasgard and Sissy Spacek to be in a Stephen King adaptation. Melanie was in Rose Red, Terry was in Silver Bullet, Bill in both parts of It and Sissy was in Carrie.
Some filming took place at West Virginia State Penitentiary in Moundsville, West Virginia. The penitentiary once housed 2,400 violent criminals with 85 executions taking place on the property, along with murder, rape and suicides. The 142 year old penitentiary is considered, to some, as one of the most haunted sites in the state.
Castle Rock is the same town where Gordie, Chris, Teddy and Vern lived in the movie Stand By Me.
Actress Melanie Lynskey's second time working on a Stephen King adaptation. The first time was on the 2002 ABC Mini-Series, "Stephen King's Rose Red".
A picture of Warden Norton (Bob Gunton) from the Shawshank Redemption 1994 can be seen hanging from the wall in Shawshank prison.
Bill Skarsgård shot this series in between two other Stephen King projects: It (2017) and It: Chapter Two (2019).
In the "This Place" teaser trailer, if you pause it 43 seconds in, you can see 3 pictures ending with a picture of Terry O'Quinn as "Dale Lacy." The first picture is Bob Gunton as "Warden Norton" from The Shawshank Redemption (1994). This leads us to believe that the "Dale Lacy" character would be the new or current warden at Shawshank Prison.
Marks the 2nd collaboration between J.J. Abrams, Stephen King, and Hulu. The first being 11.22.63 (2016).