Omar Amer Deghayes is a Libyan citizen who had legal residency status with surviving members of his family in the United Kingdom since childhood. He was arrested in Pakistan in 2002. He was held by the United States as an enemy combatant at Guantanamo Bay detention camp from 2002 until December 18, 2007. He was released without charges and returned to Britain, where he lives. His Guantanamo Internment Serial Number was 727. Deghayes says he was blinded permanently in one eye, after a guard at Guantanamo gouged his eyes with his fingers. Deghayes was never charged with any crime at Guantanamo.

The Guantanamo Bay detention camp is a United States military prison within the Guantanamo Bay Naval Base, also referred to as Gitmo, on the coast of Guantánamo Bay in Cuba. As of April 2023, of the 779 people detained there since January 2002 when the military prison first opened after the September 11 attacks, 740 had been transferred elsewhere, 30 remained there, and nine had died while in custody.