Ahmed Mohammed Ahmed Haza al-Darbi, a Saudi who has been in US custody since 2002, was charged with conspiracy to commit terrorism and material support for terrorism based on alleged connections to al-Qaeda that date back to 1996. In November 2009, charges were withdrawn against al-Darbi, but the Office of Military Commissions said new charges might be filed against him in the future. 

Mohammed Kamin, an Afghan, is charged with providing material support for terrorism, based on, among other claims, the allegation that he received arms training at al-Qaeda camps. On December 8, 2009, the charges were dismissed without prejudice.
 

Mohammed al-Qahtani, a Saudi who is accused of being the would-be twentieth hijacker, was taken into US custody in December 2001 and transferred to Guantanamo a few months later.

The government announced charges against Abdul Ghani, an Afghan in his late 30s, on July 28, 2008, accusing him of conspiracy, attempted murder in violation of the laws of war, and providing material support for terrorism.

Obaidullah, an Afghan, is accused of conspiracy (including conspiracy to commit murder), and providing material support to terrorism. The US alleges that he stored and concealed anti-tank mines and other explosive devices and that he had a notebook with illustrations showing how to wires and detonate them for the purpose of "carrying out a terrorist act."