1st Special Forces Operational Detachment-Delta (1st SFOD-D), popularly known as Delta Force, is a U.S. Army component of Joint Special Operations Command ("JSOC"). Along with the United State Navy's Naval Special Warfare Development Group ("DEVGRU"), commonly known as SEAL Team 6, are the United States military's primary counter-terrorism units. It is often referred to in the U.S. media as a Special Mission Unit.

In the pilot episode of Homeland, a Delta Force team, while conducting a kill / capture mission on a high profile target in Afghanistan, find Sergeant Brody held captive.