Shooting on videotape rather than film meant that the filmmakers would be forced to shoot more in the manner of live television, which led to "Static" having longer, more dialogue-driven scenes than was typical for the show.

Source: https://www.slashfilm.com/1459477/the-twilight-zone-static-tv-mourn-death-radio/

While a lot of films have taken to filming scenes on sets or with the use of extensive CGI, Denzel Washington's movie, was filmed using locations in Pittsburgh as the foundation for this character and dialogue-driven drama.

Source: https://screenrant.com/fences-movie-filming-locations/