Today's High Court ruling means Abu Hamza and four other people face extradition to the US, they are Babar Ahmad, Syed Ahsan, Khaled Al-Fawwaz and Adel Abdul Bary.
Babar Ahmad has been in jail without trial since 2004 while fighting extradition and is accused of being involved in a website which encouraged terrorism. His father says he is "appalled" that the system has let him down.
Abu Hamza was in custody in New York today awaiting trial on charges of bombing two United States embassies in Africa.
Radical cleric Abu Hamza has appeared in front of a New York court following his extradition from the UK. He did not enter a plea.
Abu Hamza and four other terror suspects have left prison and are on route to the US where they face terror charges.