In an early draft, Graham Yost had planned to kill off Dewey Crowe (Damon Herriman), but he quickly ditched that idea after both the studio and the network objected to losing such a great character.
During the raid on the compound, Boyd (Walton Goggins) asks the Marshals if they're looking for Osama bin Laden. Goggins later starred in the History Channel series Six (2017), based on US Navy Seal Team Six, which was involved in the raid on Bin Laden's compound.