The Road to Guantanamo (2006)
The Road to Guantánamo, alternatively The Road to Guantanamo, is a British 2006 docudrama film directed by Michael Winterbottom and Mat Whitecross about the incarceration of three British citizens (the 'Tipton Three'), who were captured in 2001 in Afghanistan and detained by the United States there and for more than two years at the detainment camp in Guantánamo Bay Naval Base, Cuba. It premiered at the Berlinale on 14 February 2006, and was first shown in the UK on Channel 4 on 9 March 2006.
More at Wikipedia.