At the Berlinale film festival showrunner Dan Futterman explains the rivalry between CIA and FBI in the late 90's. "The FBI was just starting to work as an international agency, and that was part of their problem with the CIA, who felt that was their turf, and the FBI's turf was America. They totally underestimated al-Qaeda."
Based on the 2007 Pulitzer Prize-winning non-fiction book, "The Looming Tower: Al-Qaeda and the Road to 9/11" by Lawrence Wright.
Actors Louis Cancelmi (Vince) and Annie Parisse (Liz) are real-life siblings.
Ali Soufan, a main character in the story, is also credited as a producer
Michael Stuhlbarg was nominated for the 2018 Emmy Award in the Outstanding Supporting Actor in a Limited Series or Movie category for his role as Richard Clarke in The Looming Tower (2018), but lost to his fellow co-star Jeff Daniels, who won for his role in Godless (2017).